Dental microwear and stable isotopes inform the paleoecology of extinct hominins

American Journal of Physical Anthropology

Volumn 148, Issue 2, 2012, Pages 285-317

  Grine, Frederick E ^a   Sponheimer, Matt ^b   Ungar, Peter S ^c   Lee Thorp, Julia ^d   Teaford, Mark F ^e  

^a STONY BROOK UNIVERSITY   (United States)

^b UNIVERSITY OF COLORADO   (United States)

^c UNIVERSITY OF ARKANSAS   (United States)

^d UNIVERSITY OF OXFORD   (United Kingdom)

^e HIGH POINT UNIVERSITY   (United States)

Author keywords

Ardipithecus ramidus; Australopithecus afarensis; Australopithecus africanus; Australopithecus anamensis; carbon isotopes; diet; dietary adaptation; occlusal microwear; oxygen isotopes; paleoecology; Paranthropus boisei; Paranthropus robustus; teeth; trace elements

Indexed keywords

BARIUM; CALCIUM; NITROGEN; OXYGEN; STABLE ISOTOPE; STRONTIUM; TRACE ELEMENT;

ABRASION; ARTIFACT; BINOCULAR VISION; BIOGEOCHEMISTRY; CHIMPANZEE; CONFERENCE PAPER; CRASSULACEAN ACID METABOLISM PLANT; DENTAL ETCHING; DIET RESTRICTION; ENAMEL; ENVIRONMENTAL EROSION; FOREST; FOSSIL; FOSSIL HOMININ; HERBIVORE; MACACINE HERPESVIRUS 1; MICROSCOPY; NONHUMAN; PALEOECOLOGY; PALEOENVIRONMENT; PHOTOSYNTHESIS; SCANNING ELECTRON MICROSCOPY; TAPHONOMY; TOOTH DISEASE; VEGETATION;

ANIMALS; CARBON ISOTOPES; ECOLOGY; ECOSYSTEM; FOOD HABITS; HOMINIDAE; OXYGEN ISOTOPES; PALEODONTOLOGY; TOOTH; TOOTH WEAR;

EID: 84861328248     PISSN: 00029483     EISSN: 10968644     Source Type: Journal    
DOI: 10.1002/ajpa.22086     Document Type: Conference Paper

References (394)

1. Ahern JCM,. 1998. Underestimating intraspecific variation: the problem with excluding Sts 19 from Australopithecus africanus. Am J Phys Anthropol 105: 461-480.
2. Alemseged Z, Spoor F, Kimbel WH, Bobe R, Geraads D, Reed D, Wynn JG,. 2006. A juvenile early hominin skeleton from Dikika, Ethiopia. Nature 443: 296-301.
3. Alemseged Z, Wynn JG, Kimbel WH, Reed D, Geraads D, Bobe R,. 2005. A new hominin from the Basal member of the Hadar Formation, Dikika, Ethiopia, and its geological context. J Hum Evol 49: 499-514.
4. AlQahtani SJ, Hector MP, Liversidge HM,. 2010. The London atlas of human tooth development and eruption. Am J Phys Anthropol 142: 481-490.
5. Ambrose SH,. 2000. Controlled diet and climate experiments on nitrogen isotope ratios of rats. In:, Ambrose SH, Katzenberg MA, editors. Biogeochemical approaches to paleodietary analysis. New York: Kluwer Plenum. p 243-259.
6. Ambrose SH, DeNiro MJ,. 1986. Reconstruction of African human diet using bone collagen carbon and nitrogen isotope ratios. Nature 319: 321-324.
7. Ambrose SH, Norr L,. 1993. Experimental evidence for the relationship of the carbon isotope ratios of whole diet and dietary protein to those of bone collagen and carbonate. In:, Lambert JB, Grupe G, editors. Prehistoric human bone: archaeology at the molecular level. New York: Springer-Verlag. p 1-37.
8. Anthony MRL, Kay RF,. 1993. Tooth form and diet in ateline and alouattine primates: reflections on the comparative method. Am J Sci 293A: 356-382.
9. Ardu S, Benbachir N, Stavridakis M, Dietschi D, Krejci I, Feilzer A,. 2009. A combined chemo-mechanical approach for aesthetic management of superficial enamel defects. Br Dent J 206: 205-208.
10. Avery DM,. 2001. The Plio-Pleistocene vegetation and climate of Sterkfontein and Swartkrans, South Africa, based on micromammals. J Hum Evol 41: 113-132.
11. Baab KL,. 2008. A re-evaluation of the taxonomic affinities of the early Homo cranium KNM-ER 42700. J Hum Evol 55: 741-746.
12. Babbitt CC, Warner LR, Fedrigo O, Wall CE, Wray GA,. 2010. Genomic signatures of diet-related shifts during human origins. Proc R Soc B 278: 961-969.
13. Baker G, Jones LHP, Wardrop ID,. 1959. Cause of wear in sheep's teeth. Nature 184: 1583-1584.
14. Balasse M,. 2003. Reconstructing dietary and environmental history from enamel isotopic analysis: time resolution of intra-tooth sequential sampling. Int J Osteoarchaeol 12: 155-165.
15. Balter V, Bocherens H, Person A, Labourdette N, Renard M, Vandermeersch B,. 2002. Ecological and physiological variability of Sr/Ca and Ba/Ca in mammals of West European mid-Würmian food webs. Paleogeogr Paleoclimatol Paleoecol 186: 127-143.
16. Bamford M,. 1999. Pliocene fossil woods from an early hominid cave deposit, Sterkfontein, South Africa. S Afr J Sci 95: 231-237.
17. Benefit BR, McCrossin ML,. 1990. Diet, species diversity, and distribution of African fossil baboons. Kroeber Anthropol Soc Pap 71: 79-93.
18. Binning SA, Chapman LJ, Cosandey-Godin A,. 2009. Specialized morphology for a generalist diet: evidence for Liem's Paradox in a cichlid fish. J Fish Biol 75: 1683-1699.
19. Bishop WW, Hill A, Pickford M,. 1978. Chesowanja: a revised geological interpretation. In:, Bishop WW, editor. Geological background to fossil man. London: Scottish Academic Press. p 309-327.
20. Blomberg SP, Garland T,. 2002. Tempo and mode in evolution: phylogenetic inertia, adaptation and comparative methods. J Evol Biol 15: 899-910.
21. Blumenschine RJ, Peters CR, Masao FT, Clarke RJ, Deino AL, Hay RL, Swisher CC, Stanistreet IG, Ashley GM, McHenry LJ, Sikes NE, van der Merwe NJ, Tactikos JC, Cushing AE, Deocampo DM, Njau JK, Ebert JI,. 2003. Late Pliocene Homo and hominid land use from western Olduvai Gorge, Tanzania. Science 299: 1217-1221.
22. Boaz NT, Hampel J,. 1978. Strontium content of fossil tooth enamel and diet of early hominids. J Paleontol 52: 928-933.
23. Bocherens H, Billiou D, Mariotti A, Patou-Mathis M, Otte M, Bonjean D, Toussaint M,. 1999. Palaeoenvironmental and palaeodietary implications of isotopic biogeochemistry of last interglacial Neandertal and mammal bones in Scladina Cave (Belgium). J Archaeol Sci 26: 599-607.
24. 15N) of fossil vertebrate collagen: implications for the study of fossil food web including Neandertal man. J Hum Evol 20: 481-492.
25. Bonnefille R,. 1985. Evolution of the continental vegetation: the palaeoecological record for East Africa. S Afr J Sci 81: 267-270.
26. Bonnefille R,. 1995. A reassessment of the Plio-Pleistocene pollen record of East Africa. In:, Vrba ES, Denton GH, Partridge TC, Burckle LH, editors. Paleoclimate and evolution with emphasis on human origins. New Haven, CT: Yale University Press. p 299-310.
27. Bowen HJM, Dymond JA,. 1955. Strontium and barium in plants and soils. Phil Trans R Soc Lond B 144: 355-368.
28. Broom R, Robinson JT,. 1952. Swartkrans Ape-man Paranthropus crassidens. Pretoria: Transvaal Museum Memoir, no. 6.
29. Brown AB,. 1974. Bone strontium as a dietary indicator in human skeletal populations. Contrib Geol 13: 47-48.
30. Brown B, Brown FH, Walker A,. 2001. New hominids from the Lake Turkana Basin, Kenya. J Hum Evol 41: 29-44.
31. Buchet L, Cremoni N, Rucker C, Verdin P,. 2001. Comparison between the distribution of dental micro-striations and plant material included in the calculus of human teeth. In:, Meunier JD, Colin F, editors. Phytoliths: applications in earth sciences and human history. Rotterdam: A.A. Balkema. p 107-117.
32. Burton JH, Price TD, Middleton WD,. 1999. Correlation of bone Ba/Ca and Sr/Ca due to biological purification of calcium. J Archaeol Sci 26: 609-616.
33. Burton JH, Wright LE,. 1995. Nonlinearity in the relationship between bone Sr/Ca and diet: paleodietary implications. Am J Phys Anthropol 96: 273-282.
34. Butzer KW,. 1974. Paleoecology of the South African australopithecines: Taung revisited. Curr Anthropol 15: 367-382.
35. Cachel S,. 1975. A new view of speciation in Australopithecus. In:, Tuttle R, editor. Paleoanthropology, morphology and paleoecology. The Hague: Mouton. p 183-201.
36. Cadman A, Rayner R,. 1989. Climatic change and the appearance of Australopithecus africanus in the Makapansgat sediments. J Hum Evol 18: 107-113.
37. Campisano CJ, Feibel CS,. 2008. Depositional environments and stratigraphic summary of the Pliocene Hadar Formation at Hadar, Afar Depression, Ethiopia. Geol Soc Am Special Pap 446: 179-201.
38. Carter B,. 2006. Paleoecological reconstructions of the South African Plio-Pleistocene based on low-magnification dental microwear of fossil primates. MA Thesis, Georgia State University.
39. 18O) in bone to dietary specialization and niche separation among sympatric primates in Kibale National Park, Uganda. PhD Dissertation, University of Chicago.
40. Cerling TE, Bowman JR, O'Neil JR,. 1988. An isotopic study of a fluvial-lacustrine sequence: the Plio-Pleistocene Koobi-Fora sequence, East Africa. Palaeogeogr Palaeoclimatol Palaeoecol 63: 335-256.
41. Cerling TE, Harris JM,. 1999. Carbon isotope fractionation between diet and bioapatite in ungulate mammals and implications for ecological and paleoecological studies. Oecologia 120: 247-263.
42. Cerling TE, Harris JM, Leakey MG,. 1999. Browsing and grazing in elephants: the isotope record of modern and fossil proboscideans. Oecologia 120: 364-374.
43. Cerling TE, Hay RL,. 1986. An isotopic study of paleosol carbonates from Olduvai Gorge. Quatern Res 25: 63-78.
44. Cerling TE, Levin NE, Quade J, Wynn JG, Fox DL, Kingston JD, Klein RG, Brown FH,. 2010. Comment on the paleoenvironment of Ardipithecus ramidus. Science 328: 1105.
45. Cerling TE, Mbua E, Kirera FM, Manthi FK, Grine FE, Leakey MG, Sponheimer M, Uno K,. 2011. Diet of Paranthropus boisei in the early Pleistocene of East Africa. Proc Natl Acad Sci USA 108: 9337-9341.
46. Chapman CA, Speirs ML, Hodder SAM, Rothman JM,. 2010. Colobus monkey parasite infections in wet and dry habitats: implications for climate change. Afr J Ecol 48: 555-558.
47. Cheney DL, Seyfarth RM, Fischer J, Beehner J, Bergman T, Johnson SE, Kitchen DM, Palombit RA, Rendall D, Silk JB,. 2004. Factors affecting reproduction and mortality among baboons in the Okavango Delta, Botswana. Int J Primatol 25: 401-428.
48. Cheng ZJ, Wang XM, Cui FZ, Yan JX,. 2009. The enamel softening and loss during early erosion studied by AFM, SEM and nanoindentation. Biomed Mater 4: 015020.
49. Cheverud J,. 1988. A comparison of genetic and phenotypic correlation. Evolution 42: 958-968.
50. Clutton-Brock TH, Harvey PH,. 1977. Primate ecology and social organization. J Zool 183: 1-39.
51. 15N and %N. Am J Phys Anthropol 129: 195-204.
52. Codron D, Luyt J, Lee-Thorp JA, Sponheimer M, de Ruiter D, Codron J,. 2005. Utilization of savanna based resources by Plio-Pleistocene baboons. S Afr J Sci 101: 245-248.
53. Codron DM,. 2003. Dietary ecology of chacma baboons (Papio ursinus (Kerr, 1792)) and Pleistocene cercopithecoidea in savanna environments of South Africa. M.Sc. Thesis, University of Cape Town.
54. Coffing K, Feibel C, Leakey M, Walker A,. 1994. Four-million-year-old hominids from East Lake Turkana Kenya. Am J Phys Anthropol 93: 55-65.
55. Constantino PJ, Lee JJW, Morris D, Lucas PW, Hartstone-Rose A, Lee WK, Dominy NJ, Cunningham A, Wagner M, Lawn BR,. 2011. Adaptation to hard-object feeding in sea otters and hominins. J Hum Evol 61: 89-96.
56. Cuddahee R, Madden R, Churchill S, Bobe R,. 2010. Non-dietary abrasives and the evolution of hominin megadonty. Am J Phys Anthropol 141 (Suppl 50): 88-89.
57. Daegling DJ,. 1989. Biomechanics of cross-sectional size and shape in the hominoid mandibular corpus. Am J Phys Anthropol 80: 91-106.
58. Daegling DJ,. 1992. Mandibular morphology and diet in the genus Cebus. Int J Primatol 13: 545-570.
59. Daegling DJ, Granatosky MC, McGraw WS, Rapoff AJ,. 2011a. Spatial patterning of bone stiffness variation in the colobine alveolar process. Archs Oral Biol 56: 220-230.
60. Daegling DJ, Grine FE,. 1991. Compact bone distribution and biomechanics of early hominid mandibles. Am J Phys Anthropol 86: 321-339.
61. Daegling DJ, Grine FE,. 1999. Terrestrial foraging and dental microwear in Papio ursinus. Primates 40: 559-72.
62. Daegling DJ, Grine FE,. 2007. Mandibular biomechanics and the paleontological evidence for the evolution of human diet. In:, Ungar PS, editor. Evolution of the human diet: the known, the unknown, and the unknowable. New York: Oxford University Press. p 106-131.
63. Daegling DJ, McGraw WS,. 2001. Feeding, diet and jaw form in West African Colobus and Procolobus. Int J Primatol 22: 1033-1055.
64. Daegling DJ, McGraw WS, Ungar PS, Pampush JD, Vick AE, Bitty EA,. 2011b. Hard object feeding in sooty mangabeys (Cercocebus atys) and the interpretation of early hominin feeding ecology. PLoS One 6: e23095 (1- 12).
65. Darling WG, Bath AH, Gibson JJ, Rozanski K,. 2005. Isotopes in water. In:, Leng MJ, editor. Isotopes in palaeoenvironmental research. Dordrecht: Springer. p 1-66.
66. 39Ar dating of Laetoli, Tanzania. In:, Harrison T, editor. Paleontology and geology of Laetoli: human evolution in context. Vol. 1:Geology, geochronology, paleoecology and paleoenvironment. Dordrecht: Springer. p 77-97.
67. 39Ar dating, paleomagnetism, and tephrostratigraphy of Pliocene strata of the hominid-bearing Woranso-Mille area, west-central Afar Rift, Ethiopia. J Hum Evol 58: 111-126.
68. Demes B, Creel N,. 1988. Bite force, diet, and cranial morphology of fossil hominids. J Hum Evol 17: 657-670.
69. Dominguez-Rodrigo M, Lopez-Saez JA, Vincens A, Alcala L, Luque L, Serralonga J,. 2001. Fossil pollen from the upper Humbu Formation of Peninj (Tanzania): hominid adaptation to a dry open Plio-Pleistocene savanna environment. J Hum Evol 40: 151-157.
70. Du Brul EL,. 1977. Early hominid feeding mechanisms. Am J Phys Anthropol 47: 305-320.
71. Dunbar RIM,. 1980. Demographic and life history variables of a population of gelada baboons (Theropithecus gelada). J Animal Ecol 49: 485-506.
72. Eaglen RH,. 1984. Incisor size and diet revisited: the view from a platyrrhine perspective. Am J Phys Anthropol 64: 263-275.
73. El-Zaatari S, Grine FE, Teaford MF, Smith HF,. 2005. Molar microwear and dietary reconstructions of fossil Cercopithecoidea from the Plio-Pleistocene deposits of South Africa. J Hum Evol 49: 180-205.
74. El Zaatari S, Grine FE, Ungar PS, Hublin J-J,. 2011. Ecogeographic variation in Neandertal dietary habits: evidence from occlusal molar microwear texture analysis. J Hum Evol 61: 411-424.
75. Epstein E,. 1994. The anomaly of silicon in plant biology. Proc Natl Acad Sci USA 91: 11-17.
76. Estebaranz F, Martínez LM, Galbany J, Turbõn D, Pérez-Pérez A,. 2009. Testing hypotheses of dietary reconstruction from buccal dental microwear in Australopithecus afarensis. J Hum Evol 57: 739-750.
77. Ezzo JA,. 1994. Putting the "chemistry" back into archaeological bone chemistry analysis: modeling potential dietary indicators. J Anthropol Archaeol 13: 1-34.
78. Feibel CS, Harris JM, Brown FH,. 1991. Palaeoenvironmental context for the Late Neogene of the Turkana Basin. In:, Harris JM, editor. Koobi Fora Research Project,Vol. 3. Oxford: Clarendon Press. p 321-346.
79. Fernández-Jalvo Y, Denys C, Andrews P, Williams T, Dauphin Y, Humphrey L,. 1998. Taphonomy and palaeoecology of Olduvai Bed I (Pleistocene, Tanzania). J Hum Evol 34: 137-172.
80. Fourie NH, Lee-Thorp JA, Ackermann RR,. 2008. Biogeochemical and craniometric investigation of dietary ecology, niche separation, and taxonomy of Plio-Pleistocene cercopithecoids from the Makapansgat Limeworks. Am J Phys Anthropol 135: 121-135.
81. Fraser D, Mallon JC, Furr R, Theodor JM,. 2009. Improving the repeatability of low magnification microwear methods using high dynamic range imaging. Palaios 24: 818-825.
82. Galbany J, Estebaranz F, Martínez LM, Pérez-Pérez A,. 2009. Buccal dental microwear variability in extant African Hominoidea: taxonomy versus ecology. Primates 50: 221-230.
83. Galbany J, Pérez-Pérez A,. 2004. Buccal enamel microwear variability in Cercopithecoidea primates as a reflection of dietary habits in forested and open savannah environments. Anthropologie 42: 13-19.
84. Gentry AW, Gentry A,. 1978. Fossil Bovidae (Mammalia) of Olduvai Gorge, Tanzania. Parts 1 and 2. Bull Brit Mus Nat Hist 29: 289-446;30:1-83.
85. Godfrey LR, Semprebon GM, Jungers WL, Sutherland MR, Simons EL, Solounias N,. 2004. Dental use wear in extinct lemurs: evidence of diet and niche differentiation. J Hum Evol 47: 145-169.
86. Godfrey LR, Semprebon GM, Schwartz GT, Burney DA, Jungers WL, Flanagan EK, Cuozzo FP, King SJ,. 2005. New insights into old lemurs: the trophic adaptations of the Archaeolemuridae. Int J Primatol 26: 825-854.
87. Gould L, Sussman RW, Sauther ML,. 1999. Natural disasters and primate populations: the effects of a 2-year drought on a naturally occurring population of ring-tailed lemurs (Lemur catta) in southwestern Madagascar. Int J Primatol 20: 69-84.
88. Gould SJ, Lewontin RC,. 1979. The spandrels of San Marcos and the Panglossian paradigm, a critique of the adaptationist programme. Proc R Soc Lond B 205: 581-598.
89. Grine FE,. 1981. Trophic differences between 'gracile' and 'robust' australopithecines: a scanning electron microscope analysis of occlusal events. S Afr J Sci 77: 203-230.
90. Grine FE,. 1982. A new juvenile hominid (Mammalia: Primates) from Member 3, Kromdraai Formation, Transvaal, South Africa. Ann Transvaal Mus 33: 163-239.
91. Grine FE,. 1985. Australopithecine evolution: the deciduous dental evidence. In:, Delson E, editor. Ancestors: the hard evidence. New York: Alan R. Liss. p 153-167.
92. Grine FE,. 1986. Dental evidence for dietary differences in Australopithecus and Paranthropus: a quantitative analysis of permanent molar microwear. J Hum Evol 15: 783-822.
93. Grine FE,. 1989. New hominid fossils from the Swartkrans Formation (1979-1986 excavations): craniodental specimens. Am J Phys Anthropol 79: 409-449.
94. Grine FE,. The alpha taxonomy of Australopithecus africanus. In:, Reed KE, Fleagle JG, editors. The paleobiology of Australopithecus. Dordrecht: Springer, in press.
95. Grine FE, Delanty MM, Wood BA,. Variation in mandibular postcanine dental morphology and hominin species representation in Member 4, Sterkfontein, South Africa. In:, Reed K, Fleagle JG, editors. The paleobiology of Australopithecus. Dordrecht: Springer, in press, a.
96. Grine FE, Fleagle JG,. 2009. The first humans: a summary perspective on the origin and early evolution of the genus Homo. In:, Grine FE, Fleagle JG, Leakey RE, editors. The first humans: origin and early evolution of the genus Homo. Dordrecht: Springer. p 197-207.
97. Grine FE, Jacobs RL, Reed KE, Plavcan JM,. The enigmatic molar from Gondolin, South Africa: implications for Paranthropus paleobiology. J Hum Evol, in press, b.
98. Grine FE, Judex S, Daegling DJ, Ozcivici E, Ungar PS, Teaford MF, Sponheimer M, Scott J, Scott RS, Walker A,. 2010. Craniofacial biomechanics and functional and dietary inferences in hominin paleontology. J Hum Evol 58: 293-308.
99. Grine FE, Kay RF,. 1988. Early hominid diets from quantitative image analysis of dental microwear. Nature 333: 765-768.
100. Grine FE, Strait DS,. 1994. New hominid fossils from the Member 1 "Hanging Remnant", Swartkrans Formation, South Africa. J Hum Evol 26: 57-75.
101. Grine FE, Ungar PS, Teaford MF,. 2002. Error rates in dental microwear quantification using SEM. Scanning 24: 144-153.
102. Grine FE, Ungar PS, Teaford MF,. 2006a. Was the Early Pliocene hominin 'Australopithecus' anamensis a hard object feeder? S Afr J Sci 102: 301-310.
103. Grine FE, Ungar PS, Teaford MF, El Zaatari S,. 2006b. Molar microwear in Praeanthropus afarensis: evidence for dietary stasis through time and under diverse paleoecological conditions. J Hum Evol 51: 297-319.
104. Gugel IL, Grupe G, Kunzelmann KH,. 2001. Simulation of dental microwear: characteristic traces of opal phytoliths give clues to ancient human dietary behavior. Am J Phys Anthropol 114: 124-138.
105. Haile-Selassie Y,. 2010. Phylogeny of early Australopithecus: new fossil evidence from the Woranso-Mille (central Afar, Ethiopia). Phil Trans R Soc B 365: 3323-3331.
106. Haile-Selassie Y, Deino A, Saylor B, Umer M, Latimer B,. 2007. Preliminary geology and paleontology of new hominid-bearing Pliocene localities in the central Afar region of Ethiopia. Anthropol Sci 115: 215-222.
107. Haile-Selassie Y, Latimer BM, Alene M, Deino AL, Gibert L, Melillo SM, Saylor BZ, Scott GR, Lovejoy CO,. 2010a. An early Australopithecus afarensis postcranium from Woranso-Mille, Ethiopia. Proc Natl Acad Sci USA 107: 12121-12126.
108. Haile-Selassie Y, Saylor B, Deino A, Alene M, Latimer B,. 2010b. New hominid fossils from Woranso-Mille (Central Afar, Ethiopia) and taxonomy of early Australopithecus. Am J Phys Anthropol 141: 406-417.
109. Haile-Selassie Y, Suwa G, White TD,. 2004. Late Miocene teeth from Middle Awash, Ethiopia, and early hominid dental evolution. Science 303: 1503-1505.
110. Hanson TF, Orzack SH,. 2005. Assessing current adaptation and phylogenetic inertia as explanations for trait evolution: the need for controlled comparisons. Evolution 59: 2063-2072.
111. Harrison T, editor. 2011a. Paleontology and geology of Laetoli: human evolution in context. Vol. 1:Geology, geochronology, paleoecology and paleoenvironment. Dordrecht: Springer.
112. Harrison T,. 2011b. Hominins from the Upper Laetolil and Upper Ndolanya Beds, Laetoli. In:, Harrison T, editor. Paleontology and geology of Laetoli: human evolution in context. Vol. 2: Fossil hominins and the associated fauna. Dordrecht: Springer. p 141-188.
113. Hay RL, Kyser TK,. 2001. Chemical sedimentology and paleoenvironmental history of Lake Olduvai, a Pliocene lake in northern Tanzania. Geol Soc Am Bull 133: 1505-1521.
114. Hlusko LJ,. 2004. Protostylid variation in Australopithecus. J Hum Evol 46: 579-594.
115. Hoppe KA, Koch PL, Furutani TT,. 2003. Assessing the preservation of biogenic strontium in fossil bones and tooth enamel. Int J Osteoarchaeol 13: 20-28.
116. Howell FC,. 1978. Hominidae. In:, Maglio VJ, Cooke HBS, editors. Evolution of African mammals. Cambridge, MA: Harvard University Press. p 154-248.
117. Huffman M A, Gotoh S, Turner LA, Hamai M, Yoshida K,. 1997. Seasonal trends in intestinal nematode infection and medicinal plant use among chimpanzees in the Mahale Mountains, Tanzania. Primates 38: 111-125.
118. Huiskes R, Chao EYS,. 1983. A survey of finite element analysis in orthopedic biomechanics: the first decade. J Biomech 16: 385-409.
119. Hummel J, Findeisen E, Südekum KH, Ruf I, Kaiser TM, Bucher M, Clauss M, Codron D,. 2010. Another one bites the dust: faecal silica levels in large herbivores correlate with high-crowned teeth. Proc R Soc B 278: 1742-1747.
120. Hurtado AM, Frey MA, Hurtado I, Hill K, Baker J,. 2008. The role of helminthes in human evolution. Implications for global health in the 21st century. In:, Elton S, O'Higgins P, editors. Medicine and evolution: current applications, future prospects. Boca Raton: CRC Press. p 153-180.
121. Hylander WL,. 1975. Incisor size and diet in anthropoids with special reference to Cercopithecidae. Science 189: 1095-1098.
122. Hylander WL,. 1988. Implications of in vivo experiments for interpreting the functional significance of "robust" australopithecine jaws. In:, Grine FE, editor. Evolutionary history of the "robust" australopithecines. New York: Aldine de Gruyter. p 55-83.
123. Jaeger JJ,. 1976. Les rongeurs (Mammalia, Rodentia) du Pleistocene inferieur d'Olduvai Bed I (Tanzanie), 1ere Partie: Les Murides. In:, Savage RJG, Coryndon SC, editors. Fossil vertebrates of Africa 4. London: Academic Press. p 57-120.
124. Jolly CJ,. 1970. The seed eaters: a new model for hominid differentiation based on a baboon analogy. Man 5: 5-26.
125. Jones AM, O'Connell TC, Young ED, Scott K, Buckingham CM, Iacumin P, Brasier MD,. 2001. Biogeochemical data from well preserved 200 ka collagen and skeletal remains. Earth Planet Sci Lett 193: 143-149.
126. Kalisz PJ, Boettcher SE,. 1990. Phytolith analysis of soils at Buffalo Beats, a small forest opening in southeastern Ohio. Torrey Bot Club Bull 117: 445-447.
127. Kappelman J,. 1984. Plio-Pleistocene environments of Bed I and Lower Bed II, Olduvai Gorge, Tanzania. Palaeogeog Palaeoclimatol Palaeoecol 48: 171-196.
128. Kappleman J, Plummer T, Bishop L, Duncan A, Appleton A,. 1997. Bovids as indicators of Plio-Pleistocene paleoenvironments in East Africa. J Hum Evol 32: 229-256.
129. Kay RF,. 1978. Molar structure and diet in extant Cercopithecidae. In:, Butler PM, Joysey KA, editors. Development, function, and evolution of teeth. New York: Academic. p 309-339.
130. Kay RF,. 1985. Dental evidence for the diet of Australopithecus. Ann Rev Anthropol 14: 15-41.
131. Kay RF, Cartmill M,. 1977. Cranial morphology and adaptations of Palaechthon nacimienti and other Paromomyidae (Plesiadapoidea, ?Primates), with description of a new genus and species. J Hum Evol 6: 19-53.
132. Kay RF, Grine FE,. 1988. Tooth morphology, wear and diet in Australopithecus and Paranthropus from southern Africa. In:, Grine FE, editor. Evolutionary history of the "robust" australopithecines. New York: Aldine de Gruyter. p 427-448.
133. Kay RF, Hiiemae KM,. 1974. Jaw movement and tooth use in recent and fossil primates. Am J Phys Anthropol 40: 227-256.
134. Kay RF, Hylander WL,. 1978. The dental structure of mammalian folivores with special reference to primates and phalangeroids (Marsupialia). In:, Montgomery GG, editor. The ecology of arboreal folivores. Washington, DC: Smithsonian Institution Press. p 173-192.
135. Keyser AW,. 2000. The Drimolen skull: the most complete australopithecine cranium and mandible to date. S Afr J Sci 96: 189-193.
136. Keyser AW, Menter CG, Moggi-Cecchi J, Pickering TR, Berger LR,. 2000. Drimolen: a new hominid-bearing site in Gauteng, South Africa. S Afr J Sci 96: 193-197.
137. Kimbel WH,. 1988. Identification of a partial cranium of Australopithecus afarensis from the Koobi Fora Formation, Kenya. J Hum Evol 17: 647-656.
138. Kimbel WH, Delezene LK,. 2009. "Lucy" redux: a review of research on Australopithecus afarensis. Yearb Phys Anthropol 52: 2-48.
139. Kimbel WH, Lockwood CA, Ward CV, Leakey MG, Rak Y, Johanson DC,. 2006. Was Australopithecus anamensis ancestral to A. afarensis? A case for anagenesis in the hominin fossil record. J Hum Evol 51: 134-152.
140. Kimbel WH, Rak Y, Johanson DC,. 2004. The skull of Australopithecus afarensis. Oxford: Oxford University Press.
141. Kimbel WH, White TD, Johanson DC,. 1988. Implications of KNM-WT 17000 for the evolution of "robust" australopithecines. In:, Grine FE, editor. Evolutionary history of the "robust" australopithecines. New York: Aldine. p 259-268.
142. King SJ, Arrigo-Nelson SJ, Pochron ST, Semprebon GM, Godfrey LR, Wright PC, Jernvall J,. 2005. Dental senescence in a long-lived primate links survival to rainfall. Proc Natl Acad Sci USA 102: 16579-16583.
143. King T, Andrews P, Boz B,. 1999. Effect of taphonomic processes on dental microwear. Am J Phys Anthropol 108: 359-373.
144. Kinzey WG,. 1978. Feeding behavior and molar features in two species of Titi Monkey. In:, Chivers DJ, Herbert J, editors. Recent advances in primatology. Vol. 1:Behavior. New York: Academic. p 373-385.
145. Kullmer O, Sandrock O, Abel R, Schrenk F, Bromage TG, Juwayeyi YM,. 1999. The first Paranthropus from the Malawi Rift. J Hum Evol 37: 121-127.
146. Kuman K, Clarke RJ,. 2000. Stratigraphy, artefact industries and hominid associations for Sterkfontein, Member 5. J Hum Evol 38: 827-847.
147. Lalueza Fox C, Pérez-Pérez A,. 1993. The diet of the Neanderthal child Gibraltar 2 (Devils Tower) through the study of the vestibular striation pattern. J Hum Evol 24: 29-41.
148. Lalueza Fox C, Pérez-Pérez A, Turbõn D,. 1996. Dietary inferences through buccal microwear analysis of Middle and Upper Pleistocene human fossils. Am J Phys Anthropol 100: 367-387.
149. Lambert JE, Chapman CA, Wrangham RW, Conklin-Brittain NL,. 2004. Hardness of cercopithecines foods: implications for the critical function of enamel thickness in exploiting fallback foods. Am J Phys Anthropol 125: 363-368.
150. Leakey MG, Feibel CS, McDougall I, Walker A,. 1995. New four-million-year old hominid species from Kanapoi and Allia Bay, Kenya. Nature 376: 565-571.
151. Leakey MG, Feibel CS, McDougall I, Ward CV, Walker A,. 1998. New specimens and confirmation of an early age for Australopithecus anamensis. Nature 393: 62-66.
152. Leakey MG, Spoor F, Brown FH, Gathogo PN, Kiarie C, Leakey LN, McDougall I,. 2001. New hominin genus from eastern Africa shows diverse middle Pliocene lineages. Nature 410: 433-440.
153. Lee-Thorp JA, Sealy JC, van der Merwe NJ,. 1989. Stable carbon isotope ratio differences between bone collagen and bone apatite, and their relationship to diet. J Archaeol Sci 16: 585-599.
154. Lee-Thorp JA,. 2002. Two decades of progress towards understanding fossilization processes and isotopic signals in calcifed tissue minerals. Archaeometry 44: 435-446.
155. Lee-Thorp JA, Sponheimer M,. 2003. Three case studies used to reassess the reliability of fossil bone and enamel isotope signals for palaeodietary studies. J Anthropol Archaeol 22: 208-216.
156. Lee-Thorp JA, Sponheimer M,. 2005. Opportunities and constraints for reconstructing palaeoenvironments from stable light isotope ratios in fossils. Geol Q 49: 195-204.
157. Lee-Thorp JA, Sponheimer M,. 2006. Biogeochemical approaches to investigating hominin diets. Yearb Phys Anthropol 49: 131-48.
158. Lee-Thorp JA, Sponheimer M, Luyt JC,. 2007. Tracking changing environments using stable carbon isotopes in fossil tooth enamel: an example from the South African hominin sites. J Hum Evol 53: 595-601.
159. Lee-Thorp JA, Sponheimer M, Passey BH, de Ruiter DJ, Cerling TE,. 2010. Stable isotopes in fossil hominin tooth enamel suggest a fundamental dietary shift in the Pliocene. Phil Trans R Soc B 365: 3389-3396.
160. Lee-Thorp JA, Thackeray JF, van der Merwe NJ,. 2000. The hunters and the hunted revisited. J Hum Evol 39: 565-576.
161. Lee-Thorp JA, van der Merwe NJ,. 1987. Carbon isotope analysis of fossil bone apatite. S Afr J Sci 83: 712-715.
162. Lee-Thorp JA, van der Merwe NJ, Brain CK,. 1994. Diet of Australopithecus robustus at Swartkrans from stable carbon isotopic analysis. J Hum Evol 27: 361-372.
163. LeGeros RZ,. 1991. Calcium phosphates in oral biology and medicine. Basel: Karger.
164. 3 morphology in Australopithecus afarensis. Am J Phys Anthropol 73: 41-63.
165. Levin NE, Cerling TE, Passey BH, Harris JM, Ehleringer JR,. 2006. A stable isotope aridity index for terrestrial environments. Proc Natl Acad Sci USA 103: 11201-11205.
166. Levinson M,. 1985. Are fossil rodents useful in palaeo-ecological interpretations? Ann Geo Surv S Afr 19: 53-64.
167. Ley RE, Hamady M, Lozupone C, Turnbaugh PJ, Ramey RR, Bircher JS, Schlegel ML, Tucker TA, Schrenzel M, Knight R, Gordon JI,. 2008. Evolution of mammals and their gut microbes. Science 320: 1647-1651.
168. Liem KF,. 1980. Adaptive significance of intraspecific and interspecific differences in the feeding repertoires of cichlid fishes. Am Zool 20: 295-314.
169. Liem KF, Summers AP,. 2000. Integration of versatile functional design, population ecology, ontogeny and phylogeny. Netherlands J Zool 50: 245-259.
170. Lockwood CA, Kimbel WH, Johanson DC,. 2000. Temporal trends and metric variation in the mandibles and dentition of Australopithecus afarensis. J Hum Evol 39: 23-55.
171. Louchart A, Wesselman H, Blumenschine RJ, Hlusko LJ, Njau JK, Black MT, Asnake M, White TD,. 2009. Taphonomic, avian, and small-vertebrate indicators of Ardipithecus ramidus habitat. Science 326: 66e1-66e4.
172. Lough SA, Rivera J, Comar CL,. 1963. Retention of strontium, calcium and phosphorous in human infants. Proc Soc Exp Biol Med 112: 631-636.
173. Lovejoy CO, Latimer B, Suwa G, Asfaw B, White TD,. 2009a. Combining prehension and propulsion: the foot of Ardipithecus ramidus. Science 326: 72e1-72e8.
174. Lovejoy CO, Simpson SW, White TD, Asfaw B, Suwa G,. 2009b. Careful climbing in the Miocene: the forelimbs of Ardipithecus ramidus and humans are primitive. Science 326: 70e1-70e8.
175. Lucas PW,. 2004. Dental functional morphology: how teeth work. Cambridge: Cambridge University Press.
176. Lucas PW, Constantino PJ, Wood BA,. 2008a. Inferences regarding the diet of extinct hominins: structural and functional trends in dental and mandibular morphology within the hominin clade. J Anat 212: 486-500.
177. Lucas PW, Constantino P, Wood B, Lawn B,. 2008b. Dental enamel as a dietary indicator in mammals. Bioessays 30: 374-385.
178. Lucas PW, Corlett RT, Luke DA,. 1986. Postcanine tooth size and diet in anthropoid primates. Zeit Morphol Anthropol 76: 253-276.
179. Lucas PW, Teaford MF,. 1995. Significance of silica in leaves to long-tailed macaques (Macaca fascicularis). Folia Primatol 64: 30-36.
180. Maas MC,. 1994. A scanning electron-microscope study of in vivo abrasion of mammalian tooth enamel under compressive loads. Archs Oral Biol 39: 1-11.
181. Macho GA, Leakey MG, Williamson DK, Jiang Y,. 2003. Palaeoenvironmental
182. Macho GA, Shimizu D, Jiang Y, Spears IR,. 2005. Australopithecus anamensis: a finite-element approach to studying the functional adaptations of extinct hominins. Anat Rec A 283: 310-318.
183. MacLatchy LM, DeSilva JM, Sanders WJ, Wood BA,. 2010. Hominini. In:, Werdelin L, Sanders WJ, editors. Cenozoic mammals of Africa. Berkeley: University of California Press. p 471-540.
184. Mainland IL,. 2003. Dental microwear in grazing and browsing Gotland sheep (Ovis aries) and its implications for dietary reconstruction. J Archaeol Sci 30: 1513-1527.
185. Maragakis GM, Hahn P, Hellwig E,. 2001. Chemomechanical caries removal: a comprehensive review of the literature. Int Dent J 51: 291-299.
186. McGraw WS,. 1998. Posture and support use of Old World monkeys (Cercopithecidae): the influence of foraging strategies, activity patterns, and the spatial distribution of preferred food items. Am J Primatol 46: 229-250.
187. McKee JK,. 1991. Paleo-ecology of the Sterkfontein hominids: a review and synthesis. Palaeontol Afr 28: 41-51.
188. McKee JK,. 1999. The autocatalytic nature of hominid evolution in African Plio-Pleistocene environments. In:, Bromage TG, Schrenk F, editors. African biogeography, climate change, and human evolution. New York: Oxford University Press. p 57-75.
189. Menter CG, Kuykendall KL, Keyser AW, Conroy GC,. 1999. First record of hominid teeth from the Plio-Pleistocene site of Gondolin, South Africa. J Hum Evol 37: 299-307.
190. Merceron G,. 2003. Une nouvelle méthodologie pour la quantification de la micro-usure dentaire: application á l'hominoïde fossile Ouranopithecus macedoniensis (Miocène, Grece). Bull Mem Soc Anthropol Paris 15: 300-310.
191. Merceron G, Escarguel G, Angibault JM, Verheyden-Tixier H,. 2010. Can dental microwear textures record inter-individual dietary variations? PLoS One 5: e9542.
192. Merceron G, Viriot L, Blondel C,. 2004. Tooth microwear pattern in roe deer (Capreolus capreolus L.) from Chizé (western France) and relation to food composition. Small Rum Res 53: 125-132.
193. Moggi-Cecchi J,. 2003. The elusive 'second species' in Sterkfontein Member 4: the dental metrical evidence. S Afr J Sci 99: 268-270.
194. Moggi-Cecchi J, Grine FE, Tobias PV,. 2006. Early hominid dental remains from Members 4 and 5 of the Sterkfontein Formation (1966-1996 excavations): catalogue, individual associations, morphological descriptions and initial metrical analysis. J Hum Evol 50: 239-328.
195. Moggi-Cecchi J, Menter C, Boccone S, Keyser A,. 2010. Early hominin dental remains from the Plio-Pleistocene site of Drimolen, South Africa. J Hum Evol 58: 374-405.
196. Nagaoka S, Katoh S, WoldeGabriel G, Sato H, Nakaya H, Beyene Y, Suwa G,. 2005. Lithostratigraphy and sedimentary environments of the hominid-bearing Pliocene-Pleistocene Konso Formation in the southern Main Ethiopian Rift, Ethiopia. Palaeogeogr Palaeoclimatol Palaeoecol 216: 333-357.
197. Nakagawa N, Ohsawa H, Muroyama Y,. 2003. Life-history parameters of a wild group of West African patas monkeys (Erythrocebus patas patas). Primates 44: 281-290.
198. Nee S, Read AF, Harvey PH,. 1996. Why phylogenies are necessary for comparative analysis. In:, Martins EP, editor. Phylogenies and the comparative method in animal behavior. New York: Oxford University Press. p 399-413.
199. Nystrom P, Phillips-Conroy JE, Jolly CJ,. 2004. Dental microwear in anubis and hybrid baboons (Papio hamadryas, sensu lato) living in Awash National Park, Ethiopia. Am J Phys Anthropol 125: 279-291.
200. Olson TR,. 1981. Basicranial morphology of the extant hominoids and Pliocene hominids: the new material from the Hadar Formation, Ethiopia, and its significance in early human evolution and taxonomy. In:, Stringer CB, editor. Aspects of human evolution. London: Taylor and Francis. p 99-128.
201. Olson TR,. 1985. Cranial morphology and the systematic of the Hadar Formation hominids and "Australopithecus" africanus. In:, Delson E, editor. Ancestors: the hard evidence. New York: Alan R. Liss. p 102-119.
202. Otis JS, Froehlich JW, Thorington RW,. 1981. Seasonal and age-related differential mortality by sex in the mantled howler monkey, Alouatta palliata. Int J Primatol 2: 197-205.
203. 15N, Sr/Zn) and ecomorphological approaches. Paleobiology 29: 205-229.
204. Partridge TC,. 2000. Hominid-bearing cave and tufa deposits. In:, Partridge TC, Maud RR, editors. The Cenozoic of Southern Africa. New York: Oxford University Press. p 100-125.
205. Passey BH, Cerling TE,. 2002. Tooth enamel mineralization in ungulates: implications for recovering a primary isotopic time-series. Geochim Cosmochim Acta 66: 3225-3234.
206. 18O) of very small teeth using laser ablation GC/IRMS. Chem Geol 235: 238-249.
207. 2, and bioapatite in different mammals. J Archaeol Sci 32: 1459-1470.
208. Pérez-Pérez A,. 2004. Why buccal microwear? Anthropologie 42: 1-3.
209. Pérez-Pérez A, Bermúdez de Castro JM, Arsuaga JL,. 1999. Non-occlusal dental microwear analysis of 300,000 year-old Homo heidelbergensis teeth from Sima de los Huesos (Sierra de Atapuerca, Spain): implications of intrapopulation variability for dietary analysis of hominid fossil remains. Am J Phys Anthropol 108: 433-457.
210. Pérez-Pérez A, Espurz V, Bermúdez de Castro JM, de Lumley MA, Turbõn D,. 2003. Non-occlusal dental microwear variability in a sample of Middle and Upper Pleistocene human populations from Europe and the Near East. J Hum Evol 44: 497-513.
211. Pérez-Pérez A, Lalueza C, Turbõn D,. 1994. Intraindividual and intragroup variability of buccal tooth striation pattern. Am J Phys Anthropol 94: 175-187.
212. Perry GH, Dominy NJ, Claw KG, Lee AS, Fiegler H, Redon R, Werner J, Villanea FA, Mountain JL, Misra R, Carter NP, Lee C, Stone AC,. 2007. Diet and the evolution of human amylase gene copy number variation. Nat Genet 39: 1256-1260.
213. Pickering R, Kramers JD, Hancox PJ, de Ruiter DJ, Woodhead JD,. 2011. Contemporary flowstone development links early hominin bearing cave deposits in South Africa. Earth Planet Sci Lett 306: 23-32.
214. Plavcan JM, Kay RF, Jungers WL, van Schaik CP, editors. 2002. Reconstructing behavior in the primate fossil record. New York: Plenum.
215. Plummer TW, Bishop LC,. 1994. Hominid paleoecology at Olduvai Gorge, Tanzania as indicated by antelope remains. J Hum Evol 27: 47-75.
216. Prideaux GJ, Ayliffe LK, DeSantis LRG, Schubert BW, Murray PF, Gagan MK, Cerling TE,. 2009. Extinction implications of a chenopod browse diet for a giant Pleistocene kangaroo. Proc Natl Acad Sci USA 106: 11646-11560.
217. Puech PF, Albertini H,. 1984. Dental microwear and mechanisms in early hominids from Laetoli and Hadar. Am J Phys Anthropol 65: 87-91.
218. Puech PF, Albertini H, Serratrice C,. 1983. Tooth microwear and dietary patterns in early hominids from Laetoli, Hadar and Olduvai. J Hum Evol 12: 721-729.
219. Puech PF, Prone A, Albertini H,. 1981. Reproduction expérimentale des processus d-altération de la surface dentaire par friction non abrasive et non adhésive: application à l'étude de alimentation de l'Homme fossile. C R Acad Sci Paris 293: 729-734.
220. Rabenold D, Pearson OM,. 2011. Abrasive, silica phytoliths and the evolution of thick molar enamel in primates, with implications for the diet of Paranthropus boisei. PLoS ONE 6(12): e28379. doi:10.1371/journal.pone.0028379.
221. Rak Y,. 1983. The australopithecine face. New York: Academic.
222. Rak Y,. 1988. On variation in the masticatory system of Australopithecus boisei. In:, Grine FE, editor. Evolutionary history of the "robust" australopithecines. New York: Aldine de Gruyter. p 193-198.
223. Rak Y, Ginzburg, A, Geffen E,. 2007. Gorilla-like anatomy on Australopithecus afarensis mandibles suggests Au. afarensis link to robust australopiths. Proc Natl Acad Sci USA 104: 6568-6572.
224. Rak Y, Hylander WL,. 2008. What else is the tall mandibular ramus of the robust australopiths good for? In:, Vinyard CJ, Wall CE, Ravosa MJ, editors. Primate craniofacial function and biology: papers in honor of Bill Hylander. Dordrecht: Springer. p 431-442.
225. Ravosa MJ,. 2000. Size and scaling in the mandible of living and extinct apes. Folia Primatol 71: 305-322.
226. Rayfield E,. 2007. Finite element analysis and understanding the biomechanics and evolution of living and extinct organisms. Ann Rev Earth Planet Sci 35: 541-576.
227. Rayner RJ, Moon BP, Masters JC,. 1993. The Makapansgat australopithecine environment. J Hum Evol 24: 219-231.
228. Reed KE,. 1997. Early hominid evolution and ecological change through the African Plio-Pleistocene. J Hum Evol 32: 289-322.
229. Reed KE,. 2008. Paleoecological patterns at the Hadar hominin site, Afar Regional State, Ethiopia. J Hum Evol 54: 743-768.
230. Reeve HK, Sherman PW,. 1993. Adaptation and the goals of evolutionary research. Q Rev Biol 68: 1-32.
231. Reinhard KJ, Danielson DR,. 2005. Pervasiveness of phytoliths in prehistoric southwestern diet and implications for regional and temporal trends for dental microwear. J Archaeol Sci 32: 981-988.
232. Remis MJ,. 2002. Food Preferences among captive western gorillas (Gorilla gorilla gorilla) and chimpanzees (Pan troglodytes). Int J Primatol 23: 231-249.
233. Renne PR, WoldeGabriel G, Hart WK, Heiken G, White TD,. 1999. Chronostratigraphy of the Miocene-Pliocene Sagantole Formation, Middle Awash Valley, Afar Rift, Ethiopia. Geol Soc Am Bull 111: 869-885.
234. Richards MP, Pettett PB, Stiner MC, Trinkaus E,. 2001. Stable isotope evidence for increasing dietary breadth in the European mid-Upper Paleolithic. Proc Natl Acad Sci USA 98: 6528-6532.
235. Richards MP, Pettitt PB, Trinkaus E, Smith FH, Paunovic M, Karavanic I,. 2000. Neanderthal diet at Vindija and Neanderthal predation: the evidence from stable isotopes. Proc Natl Acad Sci USA 97: 7663-7666.
236. Richards MP, Schmitz RW,. 2008. Isotopic evidence for the diet of the Neanderthal type specimen. Antiquity 82: 553-559.
237. Rightmire GP,. 2008. Homo in the Middle Pleistocene: hypodigms, variation, and species recognition. Evol Anthropol 17: 8-21.
238. Robinson BW, Wilson DS,. 1998. Optimal foraging, specialization, and a solution to Liem's paradox. Am Nat 151: 223-235.
239. Robinson JT,. 1954a. The genera and species of the Australopithecinae. Am J Phys Anthropol 12: 181-200.
240. Robinson JT,. 1954b. Prehominid dentition and hominid evolution. Evolution 8: 324-334.
241. Robinson JT,. 1956. The Dentition of the Australopithecinae. Transvaal Mus Mem 9: 1-179.
242. Robinson JT,. 1967. Variation and taxonomy of the early hominids. In:, Dobzhansky T, Hecht MK, Steere WC, editors. Evolutionary biology. Vol. 1. New York: Meredith. p 69-100.
243. Romero A, De Juan J,. 2007. Intra- and interpopulation human buccal tooth surface microwear analysis: inferences about diet and formation processes. Anthropologie 45: 61-70.
244. Romero A, Galbany J, Martinez-Ruiz N, De Juan J,. 2009. In vivo turnover rates in human buccal dental-microwear. Am J Phys Anthropol 138 (Suppl 48): 223-224.
245. Rosenberger AL, Kinzey WG,. 1976. Functional patterns of molar occlusion in platyrrhine primates. Am J Phys Anthropol 45: 281-298.
246. Ross CF, Lockwood CA, Fleagle JG, Jungers WL,. 2002. Adaptation and behavior in the primate fossil record. In:, Plavcan JM, Kay RF, Jungers WL, van Schaik CP, editors. Reconstructing behavior in the primate fossil record. New York: Kluwer. p 1-41.
247. Ruff CB, Runestad JA,. 1992. Primate limb bone structural adaptations. Ann Rev Anthropol 21: 407-433.
248. Runia LJ,. 1987. Strontium and calcium distribution in plants: effect on paleodietary studies. J Archaeol Sci 14: 599-608.
249. Ryan AS, Johanson DC,. 1989. Anterior dental microwear in Australopithecus afarensis: comparisons with human and nonhuman primates. J Hum Evol 18: 235-268.
250. Safont S, Malgosa A, Subirà ME, Gilbert J,. 1998. Can trace elements in fossils provide information about palaeodiet? Int J Osteoarchaeol 8: 23-37.
251. Sanson GD, Kerr SA, Gross KA,. 2007. Do silica phytoliths really wear mammalian teeth? J Archaeol Sci 34: 526-531.
252. Schaller GB, Lowther GR,. 1969. The relevance of carnivore behaviour to the study of early hominids. Southwest J Anthropol 25: 307-341.
253. Schoeninger MJ,. 1979. Diet and status at Chalcatzingo: some empirical and technical aspects of strontium analysis. Am J Phys Anthropol 51: 295-310.
254. Schoeninger MJ, Bunn HT, Murray SS, Marlett JA,. 2001. Composition of tubers used by Hadza foragers of Tanzania. J Food Comp Analysis 14: 15-25.
255. Schoeninger MJ, Moore J, Sept M,. 1999. Subsistence strategies of two 'savanna' chimpanzee populations: the stable isotope evidence. Am J Primatol 49: 297-314.
256. Schoeninger MJ, Reeser H, Hallin K,. 2003. Paleoenvironment of Australopithecus anamensis at Allia Bay, East Turkana, Kenya: evidence from mammalian herbivore enamel stable isotopes. J Anthropol Archaeol 22: 200-207.
257. Schubert BW, Ungar PS, DeSantis LRG,. 2010. Carnassial microwear and dietary behaviour in large carnivorans. J Zool 280: 257-263.
258. Schubert BW, Ungar PS, Sponheimer M, Reed KE,. 2006. Microwear evidence for Plio-Pleistocene bovid diets from Makapansgat Limeworks Cave, South Africa. Palaeogeogr Palaeoclimatol Palaeoecol 241: 301-319.
259. Scott RS, Schubert B, Grine FE, Teaford M,. 2008. Low magnification microwear: questions of precision and repeatability. J Vert Paleontol 28 (Suppl 3): 139A.
260. Scott RS, Teaford MF, Ungar, PS,. 2012. Dental microwear texture and anthropoid diets. Am J Phys Anthropol 147: 551-579.
261. Scott RS, Ungar PS, Bergstrom TS, Brown CA, Grine FE, Teaford MF, Walker A,. 2005. Dental microwear texture analysis reflects diets of living primates and fossil hominins. Nature 436: 693-695.
262. Sealy JC, Sillen A,. 1988. Sr and Sr/Ca in marine and terrestrial foodwebs in the southwestern Cape, South Africa. J Archaeol Sci 15: 425-438.
263. Semaw S, Simpson SW, Quade J, Renne PR, Butler RF, McIntosh WC, Levin N, Dominguez-Rodrigo M, Rogers MJ,. 2005. Early Pliocene hominids from Gona, Ethiopia. Nature 433: 301-305.
264. Semprebon GM, Godfrey LR, Solounias N, Sutherland MR, Jungers WL,. 2004. Can low-magnification stereomicroscopy reveal diet? J Hum Evol 47: 115-144.
265. Semprebon GM, Godfrey LR, Solounias N, Sutherland MR, Jungers WL,. 2005. [Erratum] Can low-magnification stereo microscopy reveal diet? J Hum Evol 49: 662-663.
266. Shabel AB,. 2006. The paleobiology of the robust australopithecines (Paranthropus): a preliminary test of the durophage model using carbon isotope analysis. Am J Phys Anthropol S42: 163.
267. Shabel AB,. 2008. The paleobiology of the robust australopithecines (Paranthropus): a test of the durophage model with a morphometric analysis of carnivoran skulls. Am J Phys Anthropol S46: 190-191.
268. Sheine WS, Kay RF,. 1977. An analysis of chewed food particle size and its relationship to molar structure in the primates Cheirogaleus medius and Galago senegalensis and the insectivoran Tupaia glis. Am J Phys Anthropol 47: 15-20.
269. Shipman P, Harris JM,. 1988. Habitat preference and paleoecology of Australopithecus boisei in eastern Africa. In:, Grine FE, editor. Evolutionary history of the "robust" australopithecines. New York: Aldine de Gruyter. p 343-381.
270. Sikes NE,. 1994. Early hominid habitat preferences: paleosol carbon isotopic evidence. J Hum Evol 27: 25-45.
271. Silcox MT, Teaford MF,. 2002. The diet of worms: an analysis of mole dental microwear. J Mammal 83: 804-814.
272. Sillen A,. 1981. Strontium and diet at Hayonim Cave. Am J Phys Anthropol 56: 131-137.
273. Sillen A,. 1989. Diagenesis of the inorganic phase of cortical bone. In:, Price TD, editor. The chemistry of prehistoric human bone. Cambridge: Cambridge University Press. p 211-299.
274. Sillen A,. 1992. Strontium-calcium ratios (Sr/Ca) of Australopithecus robustus and associated fauna from Swartkrans. J Hum Evol 23: 495-516.
275. 86Sr) of Australopithecus robustus and Homo sp. from Swartkrans. J Hum Evol 28: 277-286.
276. Sillen A, Kavanagh M,. 1982. Strontium and paleodietary research. Yearb Phys Anthropol 25: 67-90.
277. 12C ratios for higher plants. Plant Physiol 47: 380-384.
278. Smith HF, Grine FE,. 2008. Cladistic analysis of early Homo crania from Swartkrans and Sterkfontein, South Africa. J Hum Evol 54: 684-704.
279. Smith RJ,. 1993. Categories of allometry: body size versus biomechanics. J Hum Evol 24: 173-182.
280. Smith RJ,. 1996. Biology and body size in human evolution: statistical inference misapplied. Curr Anthropol 37: 451-481.
281. Solounias N, Semprebon G,. 2002. Advances in the reconstruction of ungulate ecomorphology with application to early fossil equids. Am Mus Novitiates 3366: 1-49.
282. Spencer H, Warren JM, Kramer L, Samachson J,. 1973. Passage of calcium and strontium across the intestine in man. Clin Orthop 91: 225-234.
283. Sponheimer M, de Ruiter D, Lee-Thorp J, Spath A,. 2005a. Sr/Ca and early hominin diets revisited: new data from modern and fossil tooth enamel. J Hum Evol 48: 147-156.
284. Sponheimer M, Lee-Thorp JA,. 1999a. Isotopic evidence for the diet of an early hominid, Australopithecus africanus. Science 283: 368-370.
285. Sponheimer M, Lee-Thorp JA,. 1999b. Oxygen isotopes in enamel carbonate and their ecological significance. J Archaeol Sci 26: 723-728.
286. Sponheimer M, Lee-Thorp JA,. 2001. The oxygen isotope composition of mammalian enamel carbonate: a case study from Morea Estate, Mpumalanga Province, South Africa. Oecologia 126: 153-157.
287. Sponheimer M, Lee-Thorp JA,. 2006. Enamel diagenesis at South African australopith sites: implications for paleoecological reconstruction with trace elements. Geochim Cosmochim Acta 70: 1644-1654.
288. Sponheimer M, Lee-Thorp JA, de Ruiter D,. 2007. Icarus, isotopes and australopith diets. In:, Ungar PS, editor. Evolution of the human diet: the known, the unknown and the unknowable. Oxford: Oxford University Press. p 132-149.
289. Sponheimer M, Lee-Thorp JA, de Ruiter D, Codron D, Codron J, Baugh A, Thackeray JF,. 2005b. Hominins, sedges and termites: new carbon isotope data for the Sterkfontein Valley. J Hum Evol 48: 301-312.
290. Sponheimer M, Lee-Thorp J, de Ruiter D, Smith J, van der Merwe N, Reed K, Ayliffe L, Heidelberger C, Marcus W,. 2003. Diets of southern African Bovidae: stable isotope evidence. J Mammal 84: 471-479.
291. 4 resources? J Hum Evol 51: 128-133.
292. Sponheimer M, Passey BH, de Ruiter DJ, Guatelli-Steinberg D, Cerling TE, Lee-Thorp JA,. 2006b. Isotopic evidence for dietary variability in the early hominin Paranthropus robustus. Science 314: 980-982.
293. Sponheimer M, Reed KE, Lee-Thorp JA,. 1999. Combining isotopic and ecomorphological data to refine bovid paleodietary reconstruction: a case study from the Makapansgat Limeworks hominin locality. J Hum Evol 36: 705-718.
294. Spoor F, Leakey MG, Gathogo PN, Brown FH, Anton SC, McDougall I, Kiarie C, Manthi FK, Leakey LN,. 2007. Implications of new early Homo fossils from Ileret, east of Lake Turkana, Kenya. Nature 448: 688-691.
295. Steininger CM, Berger LR, Kuhn BF,. 2008. A partial skull of Paranthropus robustus from Cooper's Cave, South Africa. S Afr J Sci 104: 143-146.
296. Stern JT, Oxnard CE,. 1973. Primate locomotion: some links with evolution and morphology. Folia Primatol 4: 1-93.
297. Strait DS, Grine FE,. 2004. Inferring hominoid and early hominid phylogeny using craniodental characters: the role of fossil taxa. J Hum Evol 47: 399-452.
298. Strait DS, Weber GW, Neubauer S, Chalk J, Richmond BG, Lucas PW, Spencer MA, Schrein C, Dechow PC, Ross CF, Grosse IR, Wright BW, Constantino P, Wood BA, Lawn B, Hylander WL, Wang Q, Byron C, Slice DE, Smith AL,. 2009. The feeding biomechanics and dietary ecology of Australopithecus africanus. Proc Natl Acad Sci USA 106: 2124-2129.
299. Sullivan CH, Krueger HW,. 1981. Carbon isotope analysis of separate chemical phases in modern and fossil bone. Nature 292: 333-335.
300. Suwa G,. 1988. Evolution of the "robust" australopithecines in the Omo succession: evidence from mandibular premolar morphology. In:, Grine FE, editor. Evolutionary history of the "robust" australopithecines. New York: Aldine de Gruyter. p 199-222.
301. Suwa G, Asfaw B, Beyene Y, White T, Katoh S, Nagaoka S, Nakaya H, Uzawa K, Renne P, WoldeGabriel G,. 1997. The first skull of Australopithecus boisei. Nature 389: 489-492.
302. Suwa G, Kono RT, Simpson SW, Asfaw B, Lovejoy CO, White T.D., 2009. Paleobiological implications of the Ardipithecus ramidus dentition. Science 326: 94-99.
303. Suwa G, White TD, Howell FC,. 1996. Mandibular postcanine dentition from the Shungura Formation, Ethiopia: crown morphology, taxonomic allocations, and Plio-Pleistocene hominid evolution. Am J Phys Anthropol 101: 247-282.
304. Suwa G, Wood BA, White TD,. 1994. Further analysis of mandibular molar crown and cusp areas in Pliocene and early Pleistocene hominids. Am J Phys Anthropol 93: 407-426.
305. Szalay FS,. 1975. Hunting-scavenging protohominids: a model for hominid origins. Man 10: 420-429.
306. Taylor AB,. 2002. Masticatory form and function in the African apes. Am J Phys Anthropol 117: 133-156.
307. Teaford MF,. 1985. Molar microwear and diet in the genus Cebus. Am J Phys Anthropol 66: 363-70.
308. Teaford MF,. 1988a. A review of dental microwear and diet in modem mammals. Scanning Microsc 2: 1149-66.
309. Teaford MF,. 1988b. Scanning electron microscope diagnosis of wear patterns versus artifacts on fossil teeth. Scanning Microsc 2: 1167-1175.
310. Teaford MF, Glander KE,. 1991. Dental microwear in live, wild-trapped Alouatta palliata from Costa Rica. Am J Phys Anthropol 85: 313-319.
311. Teaford MF, Glander KE,. 1996. Dental microwear and diet in a wild population of mantled howling monkeys (Alouatta palliata). In:, Norconk MA, Rosenberger AL, Garber PA, editors. Adaptive radiations of Neotropical primates. New York: Plenum. p 433-439.
312. Teaford MF, Grine FE, Kay RF, Schubert B,. 2008. Low magnification dental microwear: the problem of postmortem artefacts. J Vert Paleontol 28 (Suppl 3): 151A.
313. Teaford MF, Lucas PW, Ungar PS, Glander KE,. 2006. Mechanical defenses in leaves eaten by Costa Rican Alouatta palliata. Am J Phys Anthropol 129: 99-104.
314. Teaford MF, Oyen OJ,. 1989. In vivo and in vitro turnover in dental microwear. Am J Phys Anthropol 80: 447-460.
315. Teaford MF, Robinson JG,. 1989. Seasonal or ecological differences in diet and molar microwear in Cebus nigrivittatus. Am J Phys Anthropol 80: 391-401.
316. Teaford MF, Runestad JA,. 1992. Dental microwear and diet in Venezuelan primates. Am J Phys Anthropol 88: 347-364.
317. Teaford MF, Tylenda CA,. 1991. A new approach to the study of tooth wear. J Dent Res 70: 204-207.
318. Teaford MF, Ungar PS,. 2000. Diet and the evolution of the earliest human ancestors. Proc Natl Acad Sci USA 97: 13506-13511.
319. Teaford MF, Ungar PS, Grine FE,. 2002. Paleontological evidence for the diets of African Plio-Pleistocene hominins with special reference to early Homo. In:, Ungar PS, Teaford MF, editors. Human diet: its origin and evolution. Westport, CT: Bergin and Garvey. p 143-166.
320. Teaford MF, Ungar PS, Ross CF, Vinyard CJ,. 2010. The dental microwear of hard-object feeding in laboratory primates. Am J Phys Anthropol 50: 228.
321. Teaford MF, Walker A,. 1984. Quantitative differences in dental microwear between primate species with different diets and a comment on the presumed diet of Sivapithecus. Am J Phys Anthropol 64: 191-200.
322. Thackeray JF, de Ruiter D, Berger L, van der Merwe N,. 2001. Hominid fossils from Kromdraai: a revised list of specimens discovered since 1938. Ann Transvaal Mus 38: 43-56.
323. Tieszen LL,. 1991. Natural variations in the carbon isotope values of plants: implications for archaeology, ecology, and paleoecology. J Archaeol Sci 18: 227-248.
324. 2, bone collagen, bioapatite, and soft tissues. In:, Lambert JB, Grupe G, editors. Prehistoric human bone: archaeology at the molecular level. Berlin: Springer. p 121-155.
325. Tishkoff SA, Reed FA, Ranciaro A, Voight BF, Babbitt CC, Silverman JS, Powell K, Mortensen HM, Hirbo JB, Osman M, Ibrahim M, Omar SA, Lema G, Nyambo TB, Ghori J, Bumpstead S, Pritchard JK, Wray GA, Deloukas P,. 2007. Convergent adaptation of human lactase persistence in Africa and Europe. Nat Genet 39: 31-40.
326. Toots H, Voorhies MR,. 1965. Strontium in fossil bones and the reconstruction of food chains. Science 149: 854-855.
327. 86Sr analysis of archaeological human skeletal tissue. Appl Geochem 18: 653-658.
328. Trueman CN, Privat K, Field J,. 2008. Why do crystallinity values fail to predict the extent of diagenetic alteration of bone mineral? Palaeogeog Palaeoclimatol Palaeoecol 266: 160-167.
329. Tuross N, Behrensmeyer AK, Eanes ED,. 1989. Sr increase and crystallinity changes in taphonomic and archaeological bones. J Archaeol Sci 16: 661-672.
330. Ungar PS,. 1996. Relationship of incisor size to diet and anterior tooth use in sympatric Sumatran anthropoids. Am J Primatol 38: 145-156.
331. Ungar PS,. 2004. Dental topography and diets of Australopithecus afarensis and early Homo. J Hum Evol 46: 605-622.
332. Ungar PS,. 2007. Dental topography and human evolution with comments on the diets of Australopithecus africanus and Paranthropus robustus. In:, Bailey S, Hublin J-J, editors. dental perspectives on human evolution: state of the art research in dental anthropology. Dordrecht: Springer. p 321-344.
333. Ungar PS, Brown CA, Bergstrom TS, Walker A,. 2003. Quantification of dental microwear by tandem scanning confocal microscopy, and scale sensitive fractal analyses. Scanning 25: 185-93.
334. Ungar PS, Bunn JM,. 2008. Primate dental topographic analysis and functional morphology. In:, Irish JD, Nelson GC, editors. Technique and application in dental anthropology. New York: Cambridge University Press. p 253-265.
335. Ungar PS, Grine FE,. 1991. Incisor size and wear in Australopithecus africanus and Paranthropus robustus. J Hum Evol 20: 313-40.
336. Ungar PS, Grine FE, Teaford MF,. 2006a. Diet in early Homo: a review of the evidence and a new model of adaptive versatility. Ann Rev Anthropol 35: 209-228.
337. Ungar PS, Grine FE, Teaford MF,. 2008. Dental microwear indicates that Paranthropus boisei was not a hard-object feeder. PLoS One 3: e2044:1- 6.
338. Ungar PS, Grine FE, Teaford MF, El Zaatari S,. 2006b. Dental microwear and diets of African early Homo. J Hum Evol 50: 78-95.
339. Ungar PS, Krueger KL, Blumenschine RJ, Njau J, Scott RS,. Dental microwear texture analysis of hominins recovered by the Olduvai Landscape Paleoanthropology Project, 1995-2007. J Hum Evol, in press.
340. Ungar PS, Merceron G, Scott RS,. 2007a. Dental microwear texture analysis of Varswater bovids and early Pliocene paleoecology of Langebaanweg, Western Cape Province, South Africa. J Mammal Evol 14: 163-181.
341. Ungar PS, Scott RS, Grine FE, Teaford MF,. 2010. Molar microwear textures and the diets of Australopithecus anamensis and Australopithecus afarensis. Phil Trans R Soc B 365: 3345-3354.
342. Ungar PS, Scott RS, Scott JR, Teaford MF,. 2007b. Dental microwear analysis: historical perspectives and new approaches. In:, Irish JD, Nelson GC, editors. Technique and application in dental anthropology. Cambridge: Cambridge University Press. p 389-425.
343. Ungar PS, Teaford MF,. 1996. Preliminary examination of non-occlusal dental microwear in anthropoids: implications for the study of fossil primates. Am J Phys Anthropol 100: 101-113.
344. Ungar PS, Teaford MF, Glander KE, Pastor RF,. 1995. Dust accumulation in the canopy: a potential cause of dental microwear in primates. Am J Phys Anthropol 97: 93-99.
345. 15N enrichment: a meta-analysis. Oecologia 136: 169-182.
346. van der Merwe NJ, Masao FT, Bamford MK,. 2008. Isotopic evidence for contrasting diets of early hominins Homo habilis and Australopithecus boisei of Tanzania. S Afr J Sci 104: 153-155.
347. 12C ratios in Amazonian rain forests. Geochim Cosmochim Acta 53: 1091-1094.
348. van der Merwe NJ, Thackeray JF, Lee-Thorp JA, Luyt J,. 2003. The carbon isotope ecology and diet of Australopithecus africanus at Sterkfontein, South Africa. J Hum Evol 44: 581-597.
349. Villmoare BA, Kimbel WH,. 2011. CT-based study of internal structure of the anterior pillar in extinct hominins and its implications for the phylogeny of robust Australopithecus. Proc Natl Acad Sci USA 108: 16200-16205.
350. Vogel ER, van Woerden JT, Lucas PW, Atmoko SSU, van Schaik CP, Dominy NJ,. 2008. Functional ecology and evolution of hominoid molar enamel thickness: Pan troglodytes schweinfurthii and Pongo pygmaeus wurmbii. J Hum Evol 55: 60-74.
351. Vogel JC,. 1978. Isotopic assessment of the dietary habits of ungulates. S Afr J Sci 74: 298-301.
352. Vrba ES,. 1975. Some evidence of chronology and palaeoecology of Sterkfontein, Swartkrans, and Kromdraai from the fossil Bovidae. Nature 254: 301-304.
353. Vrba ES,. 1985. Early hominids in southern Africa: updated observations on chronological and ecological background. In:, Tobias PV, editor. Hominid evolution: past, present and future. New York: Alan R. Liss. p 165-170.
354. Walker AC,. 1981. Diet and teeth. Dietary hypotheses and human evolution. Phil Trans R Soc Lond 292: 57-64.
355. Walker AC,. 2007. Early hominin diets. Overview and historical perspectives. In:, Ungar PS, editor. Evolution of the human diet. The known, the unknown, and the unknowable. New York: Oxford University Press. p 3-10.
356. Walker A, Hoeck HN, Perez L,. 1978. Microwear of mammalian teeth as an indicator of diet. Science 201: 908-910.
357. Walker AC, Leakey RE,. 1988. The evolution of Australopithecus boisei. In:, Grine FE, editor. Evolutionary history of the "robust" australopithecines. New York: Aldine de Gruyter. p 247-258.
358. Walker AC, Leakey RE, Harris JM, Brown FH,. 1986. 2.5 Myr Australopithecus boisei from west of Lake Turkana, Kenya. Nature 322: 517-522.
359. Wallace JA,. 1975. Dietary adaptations of Australopithecus and early Homo. In:, Tuttle R, editor. Paleoanthropology, morphology and paleoecology. The Hague: Mouton. p 203-223.
360. Wang XX, Thomas SD, Zhang JZ,. 2004. Relaxation of selective constraint and loss of function in the evolution of human bitter taste receptor genes. Hum Mol Genet 13: 2671-2678.
361. Wang Y, Cerling TE,. 1994. A model of fossil tooth and bone diagenesis: implications for paleodiet reconstruction from stable isotopes. Palaeogeog Palaeoclimatol Palaeoecol 107: 281-289.
362. Ward CV, Leakey MG, Walker A,. 2001. Morphology of Australopithecus anamensis from Kanapoi and Allia Bay, Kenya. J Hum Evol 41: 255-368.
363. Ward CV, Leakey MG, Walker AC,. 1999. The new hominid species, Australopithecus anamensis. Evol Anthropol 7: 197-205.
364. Ward CV, Plavcan JM, Manthi FK,. 2010. Anterior dental evolution in the Australopithecus anamensisafarensis lineage. Phil Trans R Soc B 365: 3333-3344.
365. Waters NE,. 1980. Some mechanical and physical properties of teeth. In:, Vincent JFV, Currey JD, editors. The mechanical properties of biological materials. Cambridge: Cambridge University Press. p 99-135.
366. Watson V,. 1993. Composition of the Swartkrans bone accumulation in terms of skeletal parts and animals represented. In:, Brain CK, editor. Swartkrans: a cave's chronicle of early Man. Transvaal Museum Monograph 8. Pretoria: Transvaal Museum. p 35-74.
367. Watts DP,. 1998. Seasonality in the ecology and life histories of mountain gorillas (Gorilla gorilla beringei). Int J Primatol 19: 929-948.
368. White TD,. 1988. The comparative biology of "robust" Australopithecus: clues from context. In:, Grine FE, editor. Evolutionary history of the "robust" australopithecines. New York: Aldine de Gruyter. p 449-483.
369. White TD,. 2002. Earliest hominids. In:, Hartwig WC, editor. The primate fossil record. Cambridge: Cambridge University Press. p 407-417.
370. White TD,. 2003. Early hominids-diversity or distortion? Science 299: 1994-1997.
371. White TD, Ambrose SH, Suwa G, Su DF, DeGusta D, Bernor RL, Boisserie JR,
372. White TD, Asfaw B, Beyene Y, Haile-Selassie Y, Lovejoy CO, Suwa G, WoldeGabriel G,. 2009b. Ardipithecus ramidus and the paleobiology of early hominids. Science 326: 75-86.
373. White TD, Johanson DC, Kimbel WH,. 1981. Australopithecus africanus: its phyletic position reconsidered. S Afr J Sci 77: 445-470.
374. White TD, Suwa G, Asfaw B,. 1994. Australopithecus ramidus, a new species of early hominid from Aramis, Ethiopia. Nature 371: 306-312.
375. White TD, Suwa G, Asfaw B,. 1995. Australopithecus ramidus, a new species of early hominid from Aramis, Ethiopia. [Corrigendum]. Nature 375: 88.
376. White TD, Suwa G, Simpson S, Asfaw B,. 2000. Jaws and teeth of Australopithecus afarensis from Maka, Middle Awash, Ethiopia. Am J Phys Anthropol 111: 45-68.
377. White TD, WoldeGabriel G, Asfaw B, Ambrose S, Beyene Y, Bernor RL, Boisserie JR, Currie B, Gilbert H, Haile-Selassie Y, Hart WK, Hlusko LJ, Howell FC, Kono RT, Lehmann T, Louchart A, Lovejoy CO, Renne PR, Saegusa H, Vrba ES, Wesselman H, Suwa G,. 2006. Asa Issie, Aramis and the origin of Australopithecus. Nature 440: 883-889.
378. Williams FL, Clymer G, Proctor D,. 2006. "Is Papio robinsoni or Papio angusticeps a better dietary ancestor for Papio ursinus? Am J Phys Anthropol 129 (Suppl 42): 188.
379. Williams JM, Lonsdorf EV, Wilson ML, Schumacher-Stankey J, Goodall J, Pusey AE,. 2008. Causes of death in the Kasekela chimpanzees of Gombe National Park, Tanzania. Am J Primatol 70: 766-777.
380. Williams FL, Patterson JW,. 2010. Reconstructing the paleoecology of Taung, South Africa from low magnification of dental microwear features in fossil primates. Palaios 25: 439-448.
381. Winter K, Smith JAC, editors. 1996. Crassulacean acid metabolism: biochemistry, ecophysiology and evolution. Berlin: Springer-Verlag.
382. WoldeGabriel G, Ambrose SH, Barboni D, Bonnefille R, Bremond L, Currie B, DeGusta D, Hart WK, Murray AM, Renne PR, Jolly-Saad MC, Stewart KM, White TD,. 2009. The geological, isotopic, botanical, invertebrate, and lower vertebrate surroundings of Ardipithecus ramidus. Science 326: 65-69.
383. WoldeGabriel G, White TD, Suwa G, Renne P, de Heinzelin J, Hart WK, Heiken G,. 1994. Ecological and temporal placement of early Pliocene hominids at Aramis, Ethiopia. Nature 371: 330-333.
384. Wolpoff MH,. 1973. Posterior tooth size, body size and diet in South African gracile australopithecines. Am J Phys Anthropol 39: 375-394.
385. Wood BA,. 1991. A palaeontological model for determining the limits of early hominid taxonomic variability. Paleontol Afr 28: 71-77.
386. Wood BA, Constantino P,. 2007. Paranthropus boisei: fifty years of evidence and analysis. Yearb Phys Anthropol 50: 106-132.
387. Wood BA, Richmond BG,. 2000. Human evolution: taxonomy and paleobiology. J Anat 196: 19-60.
388. Wood BA, Strait DS,. 2004. Patterns of resource use in early Homo and Paranthropus. J Hum Evol 46: 119-162.
389. Wood BA, Wood CW, Konigsberg LW,. 1994. Paranthropus boisei: an example of evolutionary stasis? Am J Phys Anthropol 95: 117-136.
390. Wright BW,. 2005. Craniodental biomechanics and dietary toughness in the genus Cebus. J Hum Evol 48: 473-492.
391. Wroe S, Ferrara TL, McHenry CR, Curnoe D, Chamoli U,. 2010. The craniomandibular biomechanics of being human. Proc R Soc B 277: 3579-3586.
392. Wyckoff RWG, Doberenz AR,. 1968. The strontium content of fossil teeth and bones. Geochim Cosmochim Acta 32: 109-115.
393. Wynn JG,. 2000. Paleosols, stable carbon isotopes, and paleoenvironmental interpretation of Kanapoi, Northern Kenya. J Hum Evol 39: 411-432.
394. Wynn JG, Alemseged Z, Bobe R, Geraads D, Reed D, Roman DC,. 2006. Geological and palaeontological context of a Pliocene juvenile hominin at Dikika, Ethiopia. Nature 443: 332-336.