Climbing to the top: A personal memoir of Australopithecus afarensis

Evolutionary Anthropology

Volumn 9, Issue 3, 2000, Pages 113-133

  Stern Jr , Jack T ^a  

^a STONY BROOK UNIVERSITY   (United States)

Author keywords

Australopithecus afarensis; Bipedality; Fossil hominids; Human evolution; Locomotion

Indexed keywords

AUSTRALOPITHECUS AFARENSIS; HOMINIDAE;

EID: 0034360585     PISSN: 10601538     EISSN: None     Source Type: Journal    
DOI: 10.1002/1520-6505(2000)9:3<113::aid-evan2>3.0.co;2-w     Document Type: Article

References (136)

1. Taieb M, Johanson DC, Coppens Y, Bonnefille R, Kalb J. 1974. Découverte d'hominidés dans les séries Plio-Pléistocènes d'Hadar (Bassin de l'Awash; Afar, Éthiopie). CR Acad Sci Paris, Sér D, 279:735-738.
2. e campagne 1974); Découverte d'hominidés dans les séries Plio-Pléistocènes a Hadar. CR Acad Sci Paris, Sér D, 281:1297-1300.
3. e campagne 1974); Découverte d'hominidés dans les séries Plio-Pléistocènes a Hadar. CR Acad Sci Paris, Sér D, 281:1297-1300.
4. Johanson DC, Lovejoy CO, Burstein AH, Heiple KG. 1976. Functional implications of the Afar knee joint. Am J Phys Anthropol 44:188.
5. Christie PW. 1977. Form and function of the Afar ankle. Am J Phys Anthropol 47:123.
6. Lovejoy CO. 1979. A reconstruction of the pelvis of AL 288 (Hadar Formation, Ethiopia). Am J Phys Anthropol 50:460.
7. Leakey MD, Hay RL. 1979. Pliocene footprints in the Laetoli Beds at Laetoli, northern Tanzania. Nature 278:317-323.
8. Lovejoy CO. 1980. Hominid origins: the role of bipedalism. Am J Phys Anthropol 52:250.
9. White TD. 1980. Evolutionary implications of Pliocene hominid footprints. Science 208:175-176.
10. Day MH, Wickens EH. 1980. Laetoli Pliocene hominid footprints and bipedalism. Nature 286: 385-387.
11. Senut B. 1978. Etude comparative des piliers de la palette humerale. Cahiers d'Anthropol (Paris) n° 3:1-8.
12. Senut B. 1980. New data on the humerus and its joints in Plio-pleistocene hominids. Coll Anthropol 4:87-94.
13. Tardieu C. 1979. Analyse morpho-fonctionelle de l'articulation de genou chez les primates. Application aux hominides fossiles. These, Universite Pierre et Marie Curie, Paris IV.
14. Tardieu C. 1979. Aspects bioméchaniques de l'articulation du genou chez les Primates. Bull Soc Anat Paris n° 4:66-86.
15. Tuttle RH. 1981. Evolution of hominid bipedalism and prehensile capabilities. Proc Trans R Soc Lond B 292:89-94.
16. Johanson DC, Edey MA. 1981. Lucy, the beginnings of humankind. New York: Simon & Schuster.
17. Jungers WL. 1982. Lucy's limbs: skeletal allometry and locomotion in Australopithecus afarensis. Nature 297:676-678.
18. Feldesman MR. 1982. Morphometric analysis of the distal humerus of some Cenozoic catarrhines: the Late Divergence hypothesis revisited. Am J Phys Anthropol 59:73-95.
19. Stern JT Jr, Susman RL. 1983. The locomotor anatomy of Australopithecus afarensis. Am J Phys Anthropol 60:279-317.
20. Sarmiento EE. 1987. Long bone torsions of the lower limb and its bearing upon the locomotor behavior of australopithecines. Am J Phys Anthropol 72:250.
21. Sarmiento EE. 1996. Ouadrupedalism in the hominid lineage: 11 years after. Am J Phys Anthropol Suppl 22:208.
22. Jungers WL, Stern JT Jr. 1983. Body proportions, skeletal allometry and locomotion in the Hadar hominids: a reply to Wolpoff. J Hum Evol 12:673-684.
23. Susman RL, Stern JT Jr, Jungers WL. 1984. Arboreality and bipedality in the Hadar hominids. Folia Primatol 43:113-156.
24. Stern JT Jr, Susman RL. 1991. In: Coppens Y, Senut B, editors. Origine(s) de la bipédie chez les hominidés. Paris: CNRS, p 99-111.
25. Stern JT Jr, Larson SG. 1993. Electromyographic study of the obturator muscles in nonhuman primates: implications for interpreting the obturator externus groove of the femur. J Hum Evol 24:403-427.
26. Jungers WL. 1991. A pygmy perspective on body size and shape in Australopithecus afarensis (AL 288-1, "Lucy"). In: Coppens Y, Senut B, editors. Origine(s) de la bipédie chez les hominidés. Paris: CNRS, p 215-224.
27. Stern JT Jr, Susman RL. 1981. Electromyography of the gluteal muscles in Hylobates, Pongo, and Pan: implications for the evolution of hominid bipedality. Am J Phys Anthropol 55: 153-166.
28. Susman RL, Demes AB. 1994. Relative foot length in Australopithecus afarensis and its implications for bipedality. Am J Phys Anthropol Suppl 18: 192.
29. Marzke MW. 1983. Joint functions and grips of the Australopithecus afarensis hand, with special reference to the region of the capitate. J Hum Evol 12:197-211.
30. McHenry HM. 1983. The capitate of Australopithecus afarensis and A. africanus. Am J Phys Anthropol 62:187-198.
31. Rose MD. 1984. Food acquisition and the evolution of positional behaviour: the case of bipedalism. In: Chivers DJ, Wood BA, Bilsborough A, editors. Food acquisition and processing in primates. New York: Plenum Press, p 509-524.
32. Schmid P. 1983. Eine Rekonstruktion des Skelettes von A.L. 288-1 (Hadar) und deren Konsequenzen. Folia Primatol 40:283-306.
33. Deloison Y. 1985. Comparative study of calcanei of primates and Pan-Australopithecus-Homo relationship. In: Tobias PV, editor. Hominid evolution: past, present and future. New York: Alan R. Liss. p 143-147.
34. Wolpoff MH. 1983. Lucy's lower limbs: long enough for Lucy to be fully bipedal? Nature 304: 59-61.
35. Wolpoff MH. 1983. Lucy's little legs. J Hum Evol 12:443-453.
36. Berge C, Ponge J-F. 1983. Les characteristiques du bassin des australopitheques (A. robustus, A. africanus et A. afarensis), sont-elles liees a une bipedie de type humain? Bull Mem Soc Anthropol Paris, ser XIII, 10:335-354.
37. Berge C. 1984. Multivariate analysis of the pelvis for hominids and other extant primates: implications for the locomotion and systematics of the different species of australopithecines. J Hum Evol 13:555-562.
38. Berge C, Kazmierczak J-B. 1986. Effects of size and locomotor adaptations on the hominid pelvis: evaluation of australopithecine bipedality with a new multivariate method. Folia Primatol 46:185-204.
39. Tardieu C. 1983. L'articulation du genou, analyse morpho-fonctionelle chez les primates et les hominidés fossiles. Paris: CNRS.
40. Tardieu C. 1986. The knee joint in three primates: application to Plio-pleistocene hominids and evolutionary implications. In: Taub DM, King FA, editors. Current perspectives in primate biology. New York: Van Nostrand. p 182-192.
41. Tardieu C. 1986. Evolution of the knee intra-articular menisci in primates and some fossil hominids. In: Else JG, Lee PC, editors. Primate evolution, vol. 1. Cambridge: Cambridge University Press, p 183-190.
42. Latimer B. 1983. The anterior foot skeleton of Australopithecus afarensis. Am J Phys Anthropol 60:217.
43. Gomberg DN, Latimer B. 1984. Observations on the transverse tarsal joint of A. afarensis, and some comments on the interpretation of behaviour from morphology. Am J Phys Anthropol 63: 164.
44. Ohman JC. 1986. The first rib of hominoids. Am J Phys Anthropol 70:209-229.
45. Latimer B, Ohman JC, Lovejoy CO. 1987. Talocrural joint in African hominoids: implications for Australopithecus afarensis. Am J Phys Anthropol 74:155-175.
46. White TD, Suwa G. 1987. Hominid footprints at Laetoli: facts and interpretations. Am J Phys Anthropol 72:485-514.
47. Lovejoy CO. 1988. Evolution of human walking. Sci Am 259:118-125.
48. Latimer B, Lovejoy CO. 1989. The calcaneus of Australopithecus afarensis and its implications for the evolution of bipedality. Am J Phys Anthropol 78:369-386.
49. Latimer B, Lovejoy CO. 1990. Hallucal tarsometatarsal joint in Australopithecus afarensis. Am J Phys Anthropol 82:125-133.
50. Latimer B, Lovejoy CO. 1990. Metatarsophalangeal joints of Australopithecus afarensis. Am J Phys Anthropol 83:13-23.
51. Latimer B. 1991. Locomotor adaptations in Australopithecus afarensis: the issue of arboreality. In: Coppens Y, Senut B, editors. Origine(s) de la bipédie chez les hominidés. Paris: CNRS, p 169-176.
52. Thewissen JGM, Hussain ST, Arif M. 1994. Fossil evidence for the origin of aquatic locomotion in archaeocete whales. Science 263:210-212.
53. Rose MD. 1991. The process of bipedalization in hominids. In: Coppens Y, Senut B, editors. Origine(s) de la bipédie chez les hominidés. Paris: CNRS, p 37-48.
54. Duncan AS, Kappelman J, Shapiro LJ. 1994. Metatarsophalangeal joint function and positional behavior in Australopithecus afarensis. Am J Phys Anthropol 93:67-81.
55. Coffing KE. 1999. Paradigms and definitions in early hominid locomotion research. Am J Phys Anthropol Suppl 28: 109-110.
56. Mensforth RP, Latimer B, Senturia S. 1990. A review of the functional significance of the AL-288 axilloglenoid angle. Am J Phys Anthropol 81:267-268.
57. Inouye SE, Shea BT. 1997. What's your angle? size correction and bar-glenoid orientation in "Lucy" (A.L. 288-1). Int J Primatol 18:629-650.
58. Asfaw B. 1985. Proximal femur articulation in Pliocene hominids. Am J Phys Anthropol 68: 535-538.
59. MacLatchy LM. 1996. Another look at the australopithecine hip. J Hum Evol 31:455-476.
60. Tuttle RH. 1985. Ape footprints and Laetoli impressions: a response to the SUNY claims. In: Tobias PV, editor. Hominid evolution: past, present and future. New York: Alan R. Liss. p 129-133.
61. Elftman H, Manter J. 1935. Chimpanzee and human feet in bipedal walking. Am J Phys Anthropol 20:269-279.
62. Deloison Y. 1992. Empreintes de pas à Laetoli (Tanzanie). Leur apport à une meillure connaissance de la locomotion des Hominidés fossiles. CR Acad Sci Paris, Sér II, 315:103-109.
63. Garn SM, Hertzog KP, Poznanski AK, Nagy JM. 1972. Metacarpophalangeal length in the evaluation of skeletal malformation. Radiology 105:375-381.
64. Deloison Y. 1991. Les australopitheques marchaient-ils comme nous? In: Coppens Y, Senut B, editors. Origine(s) de la bipédie chez les hominidés. Paris: CNRS, p 177-186.
65. Kramer PA. 1999. Modelling the locomotor energetics of extinct hominids. J Exp Biol 202: 2807-2818.
66. Crompton RH, Li Y, Wang W, Günther M, Savage R. 1998. The mechanical effectiveness of erect and "bent-hip, bent knee" bipedal walking in Australopithecus afarensis. J Hum Evol 35:55-74.
67. Stern JT Jr, Jungers WL. 1990. The capitular joint of the first rib in primates: a re-evaluation of the proposed link to locomotion. Am J Phys Anthropol 82:431-439.
68. Schmid P. 1991. The trunk of the australopithecines. In: Coppens Y, Senut B, editors. Origine(s) de la bipédie chez les hominidés. Paris: CNRS, p 225-234.
69. Johanson DC, Lovejoy CO, Kimbel WH, White TD, Ward SC, Bush ME, Latimer BM, Coppens Y. 1982. Morphology of the Pliocene partial hominid skeleton (A.L. 288-1) from the Hadar Formation, Ethiopia. Am J Phys Anthropol 57:403-451.
70. Ruff C. 1998. Evolution of the hominid hip. In: Strasser E, Fleagle J, Rosenberger A, McHenry H, editors. Primate locomotion, recent advances. New York: Plenum Press, p 449-469.
71. Susman RL, Stern JT Jr. 1991. Locomotor behavior of early hominids: epistemology and fossil evidence. In: Coppens Y, Senut B, editors. Origine(s) de la bipédie chez les hominidés. Paris: CNRS, p 121-131.
72. Latimer BM, Lovejoy CO, Johanson DC, Coppens Y. 1982. Hominid tarsal, metatarsal, and phalangeal bones recovered from the Hadar Formation: 1974-1977 collections. Am J Phys Anthropol 57:701-719.
73. Deloison Y. 1992. Articulation cunéométatarsienne de l'hallux considérée comme un des éléments déterminants de la forme de locomotion à partir de son anatomie osseuse. Comparison entre l'australopitheque, l'homme et le chimpanzé. CR Acad Sci Paris, Sér II, 314:1379-1385.
74. Pauwels F. 1958. Funktionnelle Anpassung durch Langenwachstum des Knochens. Verh Dtsch Orthop Ges, 45. Vers, p 34-56.
75. Ohman JC, Krochta TJ, Lovejoy CO, Mensforth RP, Latimer B. 1997. Cortical bone distribution in the femoral neck of hominoids: implications for the locomotion of Australopithecus afarensis. Am J Phys Anthropol 104:117-131.
76. Rafferty KL. 1998. Structural design of the femoral neck in primates. J Hum Evol 34:361-383.
77. Howard CB, Williams LA. 1984. A new radiological sign in the hips of cerebral palsy patients. Clin Radiol 35:317-319.
78. Rak Y. 1991. Lucy's pelvic anatomy: its role in bipedal gait. J Hum Evol 20:283-290.
79. Inman VT, Ralston HJ, Todd F. 1981. Human walking. Baltimore: Williams Wilkins.
80. Zarrugh MY, Radcliffe CW. 1978. Predicting metabolic cost of level walking. Eur J Appl Physiol 38:215-223.
81. Holt KG, Hamill J, Andres RO. 1991. Predicting the minimal energy costs of human walking. Med Sci Sports Exerc 23:491-498.
82. Berge C. 1991. Quelle est la signification fonctionelle du pelvis très large de Australopithecus afarensis (AL 288-1)? In: Coppens Y, Senut B, editors. Origine(s) de la bipédie chez les hominidés. Paris: CNRS, p 113-119.
83. Berge C. 1993. L'évolution de la hanche et du pelvis des hominidés. Paris: CNRS.
84. Berge C. 1994. How did the australopithecines walk? A biomechanical study of the hip and thigh of Australopithecus afarensis. J Hum Evol 26:259-273.
85. Murray MP, Gore DR, Clarkson BH. 1971. Walking patterns of patients with unilateral hip pain due to osteo-arthritis and avascular necrosis. J Bone Jt Surg 53A:259-273.
86. Murray MP, Gore DR. 1981. Gait of patients with hip pain or loss of hip joint motion. In: Black J, Dumbleton JH, editors. Clinical biomechanics. A case history approach. New York: Churchill Livingstone, p 173-200.
87. Tardieu C. 1992. Le centre de gravité du corps et sa trajetoire pendant la marche. Évolution de la locomotion des hommes fossiles. Paris: CNRS.
88. Ruff CB, McHenry HM, Thackery JF. 1999. Cross-sectional morphology of the SK 82 and 97 proximal femora. Am J Phys Anthropol 109:509-529.
89. Stern JT Jr. 1999. The cost of bent-knee bent-hip bipedal gait. A reply to Crompton et al. J Hum Evol 36:567-570.
90. Hunt KD. 1994. The evolution of human bipedality: ecology and functional morphology. J Hum Evol 26:183-202.
91. Hunt KD. 1998. Ecological morphology of Australopithecus afarensis: traveling terrestrially, eating arboreally. In: Strasser E, Fleagle J, Rosenberger A, McHenry H, editors. Primate locomotion: recent advances. New York: Plenum Press, p 397-418.
92. Schmitt D, Stern JT Jr, Larson SG. 1996. Compliant gait in humans: implications for substrate reaction forces during australopithecine bipedalism. Am J Phys Anthropol Suppl 22:209.
93. Schmitt D, Lemelin P, Trueblood AC. 1999. Shock wave transmission through the human body during normal and compliant walking. Am J Phys Anthropol Suppl 28:243-244.
94. Abitbol MM. 1995. Lateral view of Australopithecus afarensis: primitive aspects of bipedal positional behavior in the earliest hominids. J Hum Evol 28:211-229.
95. Sanders WJ. 1998. Comparative morphometric study of the australopithecine vertebral series Stw-H8/H41. J Hum Evol 34:249-302.
96. Gebo DL. 1996. Climbing, brachiation, and terrestrial quadrupedalism: historical precursors of hominid bipedalism. Am J Phys Anthropol 101:55-92.
97. Paciulli LM. 1995. Ontogeny of phalangeal curvature and positional behavior in chimpanzees. Am J Phys Anthropol Suppl 20:165.
98. Richmond BG. 1997. Ontogeny of phalangeal curvature and locomotor behavior in lar gibbons. Am J Phys Anthropol Suppl 24:197.
99. Richmond BG. 1999. Reconstructing locomotor behavior in early hominids: evidence from primate development. J Hum Evol 36:A20.
100. Tardieu C, Preuschoft H. 1996. Ontogeny of the knee joint in humans, great apes and fossil hominids: pelvi-femoral relationships during postnatal growth in humans. Folia Primatol 66: 68-81.
101. Tardieu C. 1998. Short adolescence in early hominids: infantile and adolescent growth of the human femur. Am J Phys Anthropol 107:163-178.
102. Tardieu C. 1999. Ontogeny and phylogeny of femoro-tibial characters in humans and hominid fossils: functional influence and genetic determinism. Am J Phys Anthropol 110:365-377.
103. White TD, Suwa G, Asfaw B. 1994. Australopithecus ramidus, a new species of early hominid from Aramis, Ethiopia. Nature 371:306-312.
104. Gore R. 1997. The first steps. Natl Geogr 191:72-99.
105. 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.
106. Hill A, Ward S. 1988. Origin of the Hominidae; the record of African large hominoid evolution between 14 My and 4 My. Yearbk Phys Anthropol 31:49-83.
107. Lague MR, Jungers WL. 1996. Morphometric variation in Plio-Pleistocene hominid distal humeri. Am J Phys Anthropol 101:401-427.
108. Heinrich RE, Rose MD, Leakey RE, Walker AC. 1993. Hominid radius from the middle Pliocene of Lake Turkana, Kenya. Am J Phys Anthropol 92:139-148.
109. Leakey MG, Feibel CS, McDougall I, Ward C, Walker A. 1998. New specimens and confirmation of an early age for Australopithecus anamensis. Nature 393:62-66.
110. White TD, Suwa G, Hart WK, Walter RC, WoldeGabriel G, de Heinzelin J, Clark JD, Asfaw B, Vrba E. 1993. New discoveries of Australopithecus at Maka in Ethiopia. Nature 366:261-265.
111. Jungers WL. 1994. Ape and hominid limb length. Nature 369:194.
112. White TD. 1994. Ape and hominid limb length-White replies. Nature 369:194.
113. Kimbel WH, Johanson DC, Rak Y. 1994. The first skull and other new discoveries of Australopithecus afarensis at Hadar, Ethiopia. Nature 368:449-451.
114. Ward CV, Leakey MG, Brown B, Brown F, Harris J, Walker A. 1999. South Turkwel: a new Pliocene site in Kenya. J Hum Evol 36:69-95.
115. Clarke RJ, Tobias PV. 1995. Sterkfontein Member 2 foot bones of the oldest South African hominid. Science 269:521-524.
116. Berger LR, Tobias PV. 1996. A chimpanzee-like tibia from Sterkfontein, South Africa and its implications for the interpretation of bipedalism in Australopithecus africanus. J Hum Evol 30: 343-348.
117. McHenry HM, Berger LR. 1998. Body proportions in Australopithecus afarensis and A. africanus and the origin of the genus Homo. J Hum Evol 35:1-22.
118. Oxnard CE. 1975. Uniqueness and diversity in human evolution: morphometric studies of australopithecines. Chicago: University of Chicago.
119. Lovejoy CO, Heiple KG, Burstein AH. 1973. The gait of Australopithecus. Am J Phys Anthropol 38:757-780.
120. Lovejoy CO. 1975. Biomechanical perspectives on the lower limb of early hominids. In: Tuttle RH, editor. Primate functional morphology and evolution. The Hague: Mouton, p 291-326.
121. Lovejoy CO. 1978. A biomechanical review of the locomotor diversity of early hominids. In: Jolly CJ, editor. Early hominids of Africa. New York: St. Martin's Press, p 403-429.
122. Lisowski FP, Albrecht GH, Oxnard CE. 1974. The form of the talus in some higher primates. Am J Phys Anthropol 41:191-216.
123. Oxnard CE, Lisowski FP. 1980. Functional articulation of some hominoid foot bones: implications for the Olduvai (Hominid 8) foot. Am J Phys Anthropol 52:107-117.
124. Oxnard CE. 1983. The order of man. A bio-mathematical anatomy of the primates. Hong Kong: Hong Kong University.
125. Spoor F. 1993. The comparative morphology and phylogeny of the human bony labyrinth. Utrecht: F. Spoor.
126. Spoor F, Wood B, Zonneveld F. 1994. Implications of early hominid labyrinthine morphology for evolution of human bipedal locomotion. Nature 369:645-648.
127. Spoor F, Wood B, Zonneveld F. 1996. Evidence for a link between human semicircular canal size and bipedal behaviour. J Hum Evol 30:183-187.
128. Asfaw B, White TD, Lovejoy O, Latimer B, Simpson S, Suwa G. 1999. Australopithecus garhi: a new species of early hominid from Ethiopia. Science 284:629-634.
129. Johanson DC, Masao FT, Eck GG, White TD, Walter RC, Kimbel WH, Asfaw B, Manega P, Ndessokia P, Suwa G. 1987. New partial skeleton of Homo habilis from Olduvai Gorge, Tanzania. Nature 327:205-209.
130. Korey KA. 1990. Deconstructing reconstruction: The OH 62 humerofemoral index. Am J Phys Anthropol 83:25-33.
131. Hartwig-Scherer S, Martin RD. 1991. Was "Lucy" more human than her "child"? Observations on early hominid postcranial skeletons. J Hum Evol 21:439-449.
132. nd International Congress on Human Paleontology, Turin. Milan: Jaca, p 167-173.
133. Wood B, Collard M. 1999. The human genus. Science 284:65-71.
134. Susman RL, Stern JT Jr. 1982. Functional morphology of Homo habilis. Science 217:931-934.
135. McHenry HM. 1986. The first bipeds: a comparison of the A. afarensis and A. africanus postcranium and implications for the evolution of bipedalism. J Hum Evol 15:177-191.
136. McHenry HM. 1991. First steps? Analyses of the postcranium of early hominids. In: Coppens Y, Senut B, editors. Origine(s) de la bipédie chez les hominidés. Paris: CNRS, p 133-141.