Are we looking for loads in all the right places? New research directions for studying the masticatory apparatus of New World monkeys

Anatomical Record

Volumn 294, Issue 12, 2011, Pages 2140-2157

  Vinyard, Christopher J ^a   Taylor, Andrea B ^b,c   Teaford, Mark F ^d   Glander, Kenneth E ^c   Ravosa, Matthew J ^e,f   Rossie, James B ^g   Ryan, Timothy M ^h   Williams, Susan H ⁱ  

^a Northeastern Ohio Medical University   (United States)

^b DUKE UNIVERSITY SCHOOL OF MEDICINE   (United States)

^c DUKE UNIVERSITY   (United States)

^d HIGH POINT UNIVERSITY   (United States)

^e UNIVERSITY OF NOTRE DAME   (United States)

^f University of Notre Dame   (United States)

^g STONY BROOK UNIVERSITY   (United States)

^h PENNSYLVANIA STATE UNIVERSITY   (United States)

ⁱ OHIO UNIVERSITY   (United States)

Author keywords

Feeding; Masticatory apparatus; Platyrrhines

Indexed keywords

COMPUTER ASSISTED TOMOGRAPHY; DIET; FEEDING; FEEDING ECOLOGY; IN VIVO STUDY; JAW; MANDIBLE; MASTICATION; MASTICATORY MUSCLE; MORPHOLOGY; MORPHOMETRICS; MUSCULOSKELETAL SYSTEM; NONHUMAN; PLATYRRHINI; PRIORITY JOURNAL; REVIEW; SKULL; TOOTH;

ANIMALS; BIOLOGICAL EVOLUTION; EATING; FEEDING BEHAVIOR; JAW; MANDIBLE; MASTICATION; PLATYRRHINI;

PLATYRRHINI;

EID: 81255207546     PISSN: 19328486     EISSN: 19328494     Source Type: Journal    
DOI: 10.1002/ar.21512     Document Type: Review

References (160)

1. Agrawal KR, Lucas PW, Bruce IC. 2000. The effects of food fragmentation index on mandibular closing angle in human mastication. Arch Oral Biol 45: 577-584.
2. Agrawal KR, Lucas PW, Bruce IC, Prinz JF. 1998. Food properties that influence neuromuscular activity during human mastication. J Dent Res 77: 1931-1938.
3. Ahlgren J. 1966. Mechanism of mastication. Acta Odont Scand 24: 1-109.
4. Anapol F, Lee S. 1994. Morphological adaptations to diet in platyrrhine primates. Am J Phys Anthropol 94: 239-261.
5. Ang KY, Lucas PW, Tan HTW. 2006. Incisal orientation and biting efficiency. J Hum Evol 50: 663-672.
6. Armfield BA, Vinyard CJ. 2010. An interspecific analysis of relative jaw-joint height in primates. Am J Phys Anthropol 142: 519-530.
7. Atkins T. 2009. The science and engineering of cutting: the mechanics and processes of separating, scratching and puncturing biomaterials, metals and non-metals. New York: Butterworth-Heinemann.
8. Ayres JM. 1986. Uakaris and Amazonian flooded forest. Cambridge: University of Cambridge.
9. Bartholomew GA. 1987. Interspecific comparison as a tool for ecological physiologists. In: Feder ME, Bennett AF, Burggren WW, Huey RB, editors. New directions in ecological physiology. Cambridge: Cambridge University Press. p 11-35.
10. Boag PT, Grant PR. 1981. Intense natural selection in a population of Darwin's finches (Geospizinae) in the Galapagos. Science 214: 82-85.
11. Bouvier M. 1986a. A biomechanical analysis of mandibular scaling in Old World monkeys. Am J Phys Anthropol 69: 473-482.
12. Bouvier M. 1986b. Biomechanical scaling of mandibular dimension in New World Monkeys. Int J Primatol 7: 551-567.
13. Bouvier M, Hylander WL. 1982. The effect of dietary consistency on morphology of the mandibular condylar cartilage in young macaques (Macaca mulatta). In: Dixon AD, Sarnat BG, editors. Factors and mechanisms influencing bone growth. New York: Alan R. Liss, Inc. p 569-579.
14. Campbell CJ, Fuentes A, MacKinnon KC, Panger M, Bearder SK. 2007. Primates in perspective. New York: Oxford University Press.
15. Chai H, Lee JJW, Constantino PJ, Lucas PW, Lawn BR. 2009. Remarkable resilience of teeth. Proc Natl Acad Sci USA 106: 7289-7293.
16. Cole TM. 1992. Postnatal heterochrony of the masticatory apparatus in Cebus apella and Cebus albifrons. J Hum Evol 23: 253-282.
17. Conroy GC. 1990. Primate evolution. New York: W.W. Norton & Company.
18. Corruccini RS, Beecher RM. 1982. Occlusal variation related to soft diet in a nonhuman primate. Science 218: 74-76.
19. Corruccini RS, Beecher RM. 1984. Occlusofacial morphological integration lowered in baboons raised on soft diet. J Craniofac Genet Develop Biol 4: 135-142.
20. Daegling DJ. 1989. Biomechanics of cross-sectional size and shape in the hominoid mandibular corpus. Am J Phys Anthropol 80: 91-106.
21. Daegling DJ. 1993. The relationship of in vivo bone strain to mandibular corpus morphology in (Macaca fascicularis). J Hum Evol 25: 247-269.
22. Daegling DJ. 1992. Mandibular morphology and diet in the genus Cebus. Int J Primatol 13: 545-570.
23. Daegling DJ. 2001. Biomechanical scaling of the hominoid mandibular symphysis. J Morphol 250: 12-23.
24. Daegling DJ. 2002. Bone geometry in cercopithecoid mandibles. Arch Oral Biol 47: 315-325.
25. Daegling DJ. 2007. Morphometric estimation of torsional stiffness and strength in primate mandibles. Am J Phys Anthropol 132: 261-266.
26. Daegling DJ, Granatosky MC, McGraw WS, Rapoff AJ. 2011a. Reduced stiffness of alveolar bone in the colobine mandible. Am J Phys Anthropol 144: 421-431.
27. Daegling DJ, Granatosky MC, McGraw WS, Rapoff AJ. 2011b. Spatial patterning of bone stiffness variation in the colobine alveolar process. Arch Oral Biol 56: 220-230.
28. Daegling DJ, Grine FE. 1991. Compact bone distribution and biomechanics of early hominid mandibles. Am J Phys Anthropol 86: 321-339.
29. Daegling DJ, Hotzman JL, McGraw WS, Rapoff AJ. 2008. Material property variation of mandibular symphyseal bone in colobine monkeys. J Morphol 270: 194-204.
30. Daegling DJ, Hotzman JL, McGraw WS, Rapoff AJ. 2009. Material property variation of mandibular symphyseal bone in colobine monkeys. J Morphol 270: 194-204.
31. Daegling DJ, McGraw WS. 2001. Feeding, diet, and jaw form in West African Colobus and Procolobus. Int J Primatol 22: 1033-1055.
32. Daegling DJ, McGraw WS. 2007. Functional morphology of the mangabey mandibular corpus: relationship to dental specializations and feeding behavior. Am J Phys Anthropol 134: 50-62.
33. Daegling DJ, McGraw WS. 2009. Masticatory stress and the mechanics of "wishboning" in colobine jaws. Am J Phys Anthropol 138: 306-317.
34. Dechow PC, Hylander WL. 2000. Elastic properties and masticatory bone stress in the macaque mandible. Am J Phys Anthropol 112: 553-574.
35. Dechow PC, Nail GA, Schwartz-Dabney CL, Ashman RB. 1993. Elastic properties of human supraorbital and mandibular bone. Am J Phys Anthropol 90: 291-306.
36. Dechow PC, Wang Q, Peterson J. 2010. Edentulation alters material properties of cortical bone in the human craniofacial skeleton: functional implications for craniofacial structure in primate evolution. Anat Rec A 293: 618-629.
37. Delson E, Rosenberger AL. 1984. Are there any anthropoid primate living fossils? In: Eldredge N, Stanley SM, editors. Living fossils. New York: Springer Verlag. p 50-61.
38. Di Fiore A. 2004. Diet and feeding ecology of woolly monkeys in a western Amazonian rain forest. Int J Primatol 25: 767-801.
39. Dumont ER, Davis JL, Grosse IR, Burrows AM. 2011. Finite element analysis of performance in the skulls of marmosets and tamarins. J Anat 218: 151-162.
40. Eaglen RH. 1984. Incisor size and diet revisited: the view from a platyrrhine perspective. Am J Phys Anthropol 64: 263-275.
41. Eng CM, Ward SR, Vinyard CJ, Taylor AB. 2009. The mechanics of the masticatory apparatus facilitate muscle force production at wide jaw gapes in tree-gouging common marmosets (Callithrix jacchus). J Exp Biol 212: 4040-4055.
42. Evans AR. 2005. Connecting morphology, function and tooth wear in microchiropterans. Biol J Linn Soc 85: 81-96.
43. Evans AR, Hunter J, Fortelius M, Sanson GD. 2005. The scaling of tooth sharpness in mammals. Ann Zool Fennici 42: 603-613.
44. Fleagle JC. 1998. Primate adaptation and evolution. New York: Academic.
45. Foster KD, Woda A, Peyron MA. 2006. Effect of texture of plastic and elastic model foods on the parameters of mastication. J Neurophysiol 95: 3469-3479.
46. Gans C, Bock WJ. 1965. IV. The functional significance of muscle architecture-a theoretical analysis. Ergeb Anat Entwick 38: 115-142.
47. Gantt DG. 1980. Implications of enamel prism patterns for the origin of the New World monkeys. In: Ciochon RL, Chiarelli AB, editors. Evolutionary biology of the New World monkeys and continental drift. New York: Plenum. p 201-217.
48. Gibson LJ, Ashby MF. 1997. Cellular solids. Cambridge: Cambridge University Press.
49. Grant PR, Grant BR. 2002. Unpredictable evolution in a 30-year study of Darwin's finches. Science 296: 707-711.
50. Greenfield LO. 1992. Relative canine size, behavior and diet in male ceboids. J Hum Evol 23: 469-480.
51. 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.
52. Heiduck S. 1997. Food choice in masked titi monkeys (Callicebus personatus melanochir): selectivity or opportunism? Int J Primatol 18: 487-502.
53. Hershkovitz P. 1977. Living New World monkeys (Platyrrhini). Chicago: University of Chicago Press.
54. Hiiemae KM, Kay RF. 1973. Evolutionary trends in the dynamics of primate mastication. In: Zingeser MR, editor. Symposia of the Fourth International Congress of Primatology, Vol. 3: Craniofacial biology of primates. Basel: S. Karger. p 28-64.
55. Hogg RT. 2010. Dental microstructure and growth in the Cebid Primates, PhD Thesis. City University of New York, New York (NY).
56. Hogg RT, Ravosa MJ, Ryan TM, Vinyard CJ. 2011. The functional morphology of the anterior masticatory apparatus in tree-gouging marmosets (Cebidae, Primates). J Morphol 272:833-849.
57. Hylander WL. 1979a. An experimental analysis of temporomandibular joint reaction force in macaques. Am J Phys Anthropol 51: 433-456.
58. Hylander WL. 1979b. The functional significance of primate mandibular form. J Morphol 160: 223-240.
59. Hylander WL. 1979c. Mandibular function in Galago crassicaudatus and Macaca fascicularis: an in vivo approach to stress analysis of the mandible. J Morphol 159: 253-296.
60. Hylander WL. 1984. Stress and strain in the mandibular symphysis of primates: a test of competing hypotheses. Am J Phys Anthropol 61: 1-46.
61. Hylander WL. 1985. Mandibular function and biomechanical stress and scaling. Am Zool 25: 315-330.
62. 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.
63. Hylander WL, Bays R. 1979. An in vivo strain-gauge analysis of the squamosal-dentary joint reaction force during mastication and incisal biting in Macaca mulatta and Macaca fascicularis. Archs Oral Biol 24: 689-697.
64. Hylander WL, Johnson KR. 1992. Strain gradients in the craniofacial region of primates. In: Davidovitch Z, editor. The biological mechanisms of tooth movement and craniofacial adaptation. Columbus, OH: Ohio State University. p 559-569.
65. Hylander WL, Johnson KR. 1994. Jaw muscle function and wishboning of the mandible during mastication in macaques and baboons. Am J Phys Anthropol 94: 523-547.
66. Hylander WL, Johnson KR. 1997. In vivo bone strain patterns in the zygomatic arch of macaques and the significance of these patterns for functional interpretations of craniofacial form. Am J Phys Anthropol 102: 203-232.
67. Hylander WL, Johnson KR, Crompton AW. 1987. Loading patterns and jaw movements during mastication in Macaca fascicularis: a bone-strain, electromyographic, and cineradiographic analysis. Am J Phys Anthropol 72: 287-314.
68. Hylander WL, Picq PG, Johnson KR. 1991. Masticatory-stress hypotheses and the supraorbital region of primates. Am J Phys Anthropol 86: 1-36.
69. Hylander WL, Ravosa MJ, Ross CF, Johnson KR. 1998. Mandibular corpus strain in primates: further evidence for a functional link between symphyseal fusion and jaw-adductor muscle force. Am J Phys Anthropol 107: 257-271.
70. Hylander WL, Ravosa MJ, Ross CF, Wall CE, Johnson KR. 2000. Symphyseal fusion and jaw-adductor muscle force: an EMG study. Am J Phys Anthropol 112: 469-492.
71. Izawa K. 1979. Foods and feeding behavior of wild black-capped capuchins (Cebus apella). Primates 20: 57-76.
72. Kay RF. 1975. The functional adaptations of primate molar teeth. Am J Phys Anthropol 43: 195-215.
73. Kay RF. 1981. The nut-crackers-a new theory of the adaptations of the Ramapithecinae. Am J Phys Anthropol 55: 141-151.
74. Kendall K. 2001. Molecular adhesion and its applications: the Sticky Universe. New York: Springer.
75. Kinzey WG. 1974. Ceboid models for the evolution of hominoid dentition. J Hum Evol 3: 193-203.
76. Kinzey WG. 1992. Dietary and dental adaptations in the Pitheciinae. Am J Phys Anthropol 88: 499-514.
77. Larson SG, Stern JT. 2007. Humeral retractor EMG during quadrupedal walking in primates. J Exp Biol 210: 1204-1215.
78. Lawn BR, Lee JJW, Constantino PJ, Lucas PW. 2009. Predicting failure in mammalian enamel. J Mech Behav Biomed Mater 2: 33-42.
79. Lucas PW. 2004. Dental functional morphology: how teeth work. Cambridge: Cambridge University Press.
80. Lucas P, Constantino P, Wood B, Lawn B. 2008a. Dental enamel as a dietary indicator in mammals. BioEssays 30: 374-385.
81. Lucas PW, Constantino PJ, Wood BA. 2008b. 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.
82. Maas MC, Dumont ER. 1999. Built to last: the structure, function, and evolution of primate dental enamel. Evol Anthropol 8: 133-152.
83. Marshall AJ, Wrangham RW. 2007. Evolutionary consequences of fallback foods. Int J Primatol 28: 1219-1235.
84. Martin LB, Olejniczak AJ, Maas MC. 2003. Enamel thickness and microstructure in pitheciin primates, with comments on dietary adaptations of the middle Miocene hominoid Kenyapithecus. J Hum Evol 45: 351-367.
85. Martin RD. 1990. Primate origins and evolution: a phyletic reconstruction. Princeton: Princeton University Press.
86. Masterson TJ. 1997. Sexual dimorphism and interspecific cranial form in two capuchin species: Cebus albifrons and C. apella. Am J Phys Anthropol 104: 487-511.
87. Meehan RR, Burns SJ. 2007. Modeling cutting: plastic deformation of polymer samples indented with a wedge. J Manufact Sci Eng 129: 477-484.
88. Menegaz RA, Sublett SV, Figueroa SD, Hoffman TJ, Ravosa MJ. 2009. Phenotypic plasticity and function of the hard palate in growing rabbits. Anat Rec A 292: 277-284.
89. Møller E. 1966. The chewing apparatus: an electromyographic study of the action of the muscles of mastication and its correlation to facial morphology. Acta Physiol Scand 69 (Suppl 280): 1-229.
90. Nogami Y, Natori M. 1986. Fine structure of the dental enamel in the Family Callitrichidae (Ceboidea, Primates). Primates 27: 245-258.
91. Nogami Y, Yoneda M. 1983. Structural patterns of enamel in the Superfamily Ceboidea. Primates 24: 567-575.
92. Norconk MA. 1996. Seasonal variation in the diets of white-faced and bearded sakis (Pithecia pithecia and Chiropotes satanas) in Guri Lake, Venezuela. In: Norconk MA, Rosenberger AL, Garber PA, editors. Adaptive radiations of neotropical primates. New York: Plenum. p 403-423.
93. Norconk MA, Wright B, Conklin-Brittain NL, Vinyard CJ. 2009. Mechanical and nutritional properties of food as factors in platyrrhine dietary adaptations. In: Garber PA, Estrada A, Bicca-Marques JC, Heymann E, Strier K, editors. South American primates: testing new theories in the study of primate behavior, ecology, and conservation. New York: Springer. p 279-319.
94. Ottenhoff FAM, van der Bilt A, van der Glas HW, Bosman F, Abbink JH. 1996. The relationship between jaw elevator muscle surface electromyogram and simulated food resistance during dynamic condition in humans. J Oral Rehabil 23: 270-279.
95. Palacios E, Rodriguez A, Defler TR. 1997. Diet of a group of Callicebus torquatus lugens (Humboldt 1812) during the annual resource bottleneck in Amazonian Colombia. Int J Primatol 18: 503-522.
96. Peetz A. 2001. Ecology and social organization of the bearded saki Chiropotes satanas chiropotes (Primates: Pitheciinae) in Venezuela. Ecol Monogr 1: 1-170.
97. Peterson J, Dechow PC. 2003. Material properties of the human cranial vault and zygoma. Anat Rec A 274: 785-797.
98. Pirie PL. 1978. Allometric scaling in the postcanine dentition with reference to primate diets. Primates 19: 583-591.
99. Popowics TE, Fortelius M. 1997. On the cutting edge: tooth blade sharpness in herbivorous and faunivorous mammals. Ann Zool Fennici 34: 73-88.
100. Porter LM. 2001. Dietary differences among sympatric Callitrichinae in northern Bolivia: Callimico goeldii, Saguinus fuscicollis and S. labiatus. Int J Primatol 22: 961-992.
101. Rapoff AJ, Rinaldi RG, Hotzman JL, Daegling DJ. 2008. Elastic modulus variation in mandibular bone: a microindentation study of Macaca fascicularis. Am J Phys Anthropol 135: 100-109.
102. Ravosa MJ. 1991a. Structural allometry of the prosimian mandibular corpus and symphysis. J Hum Evol 20: 3-20.
103. Ravosa MJ. 1991b. Interspecific perspective on mechanical and nonmechanical models of primate circumorbital morphology. Am J Phys Anthropol 86: 369-396.
104. Ravosa MJ. 1996. Jaw morphology and function in living and fossil Old World monkeys. Int J Primatol 17: 909-932.
105. Ravosa MJ, Hogg RT, Vinyard CJ. 2010. Exudativory and primate skull form. In: Burrows A, Nash LT, editors. Evolution of exudativory in primates. New York: Springer. p 169-185.
106. Ravosa MJ, Johnson KR, Hylander WL. 2000b. Strain in the galago facial skull. J Morphol 245: 51-66.
107. Ravosa MJ, Kunwar R, Stock SR, Stack MS. 2007. Pushing the limit: Masticatory stress and adaptive plasticity in mammalian craniomandibular joints. J Exp Biol 210: 628-641.
108. Ravosa MJ, Vinyard CJ, Gagnon M, Islam SA. 2000a. Evolution of anthropoid jaw loading and kinematic patterns. Am J Phys Anthropol 112: 493-516.
109. Reed DA, Ross CF. 2010. The influence of food material properties on jaw kinematics in the primate, Cebus. Arch Oral Biol 55: 946-962.
110. Rensberger JM. 1973. An occlusion model for mastication and dental wear in herbivorous mammals. J Paleo 47: 515-528.
111. Richard AF. 1985. Primates in nature. New York: W.H. Freeman and Company.
112. Robinson BW, Wilson DS. 1998. Optimal foraging, specialization, and a solution to Liem's paradox. Am Nat 151: 223-235.
113. Rosenberger AL. 1978. Loss of incisor enamel in marmosets. J Mammal 59: 207-208.
114. Rosenberger AL. 1986. Platyrrhines, catarrhines and the anthropoid transition. In: Wood BA, Martin L, Andrews P, editors. Major topics in primate and human evolution. Cambridge: Cambridge University Press. p 66-88.
115. Rosenberger AL. 1992. Evolution of feeding niches in New World monkeys. Am J Phys Anthropol 88: 525-562.
116. Rosenberger AL, Kinzey WG. 1976. Functional patterns of molar occlusion in platyrrhine primates. Am J Phys Anthropol 45: 281-298.
117. Ross CF. 2001. In vivo function of the craniofacial haft: the interorbital "pillar". Am J Phys Anthropol 116: 108-139.
118. Ross CF. 2008. Does the primate face torque? In: Vinyard CJ, Ravosa MJ, Wall CE, editors. Primate craniofacial function and biology. Springer: New York. p 63-81.
119. Ross CF, Hylander WL. 1996. In vivo and in vitro bone strain in the owl monkey circumorbital region and the function of the postorbital septum. Am J Phys Anthropol 101: 183-215.
120. Ross CF, Metzger KA. 2004. Bone strain gradients and optimization in vertebrate skulls. Ann Anat 186: 387-396.
121. Ross CF, Porro L, Reed D. 2010. Bone strain and finite element modeling of the Cebus mandible during hard object feeding. Am J Phys Anthropol Suppl 141 (Suppl 50): 252.
122. Ross CF, Ravosa MJ. 1993. Basicranial flexion, relative brain size, and facial kyphosis in nonhuman primates. Am J Phys Anthropol 91: 305-324.
123. Rossie JB. 2006. Ontogeny and homology of the paranasal sinuses in Platyrrhini (Mammalia: Primates). J Morphol 267: 1-40.
124. Ryan TM, Colbert M, Ketcham RA, Vinyard CJ. 2010. Trabecular bone structure in the mandibular condyles of gouging and nongouging platyrrhine primates. Am J Phys Anthropol 141: 583-593.
125. Spencer MA. 2003. Tooth-root form and function in platyrrhine seed-eaters. Am J Phys Anthropol 122: 325-335.
126. Strait S. 1993. Molar morphology and food texture among small-bodied insectivorous mammals. J Mammal 74: 391-402.
127. 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.
128. Strier KB. 1991. Diet in one group of woolly spider monkeys, or muriquis (Brachyteles arachnoides). Am J Primatol 23: 113-126.
129. Taylor AB. 2002. Masticatory form and function in African apes. Am J Phys Anthropol 117: 133-156.
130. Taylor AB, Eng CM, Anapol FC, Vinyard CJ. 2009. The functional correlates of jaw-muscle fiber architecture in tree-gouging and nongouging callitrichid monkeys. Am J Phys Anthropol 139: 353-367.
131. Taylor AB, Vinyard CJ. 2004. Comparative analysis of masseter fiber architecture in tree-gouging (Callithrix jacchus) and nongouging (Saguinus oedipus) callitrichids. J Morphol 261: 276-285.
132. Taylor AB, Vinyard CJ. 2008. The relationship between jaw-muscle architecture and feeding behavior in primates: tree-gouging and nongouging gummivorous callitrichids as a naturalistic study. In: Vinyard CJ, Ravosa MJ, Wall CE, editors. Primate craniofacial function and biology. New York: Springer. p 241-262.
133. Taylor AB, Vinyard CJ. 2009. Jaw-muscle fiber architecture in tufted capuchins favors generating relatively large muscle forces without compromising jaw gape. J Hum Evol 57: 710-720.
134. Teaford MF. 1985. Molar microwear and diet in the genus Cebus. Am J Phys Anthropol 66: 363-370.
135. Teaford MF, Lucas PW, Ungar PS, Glander KE. 2006. Mechanical defenses in leaves eaten by Costa Rican howling monkeys (Alouatta palliata). Am J Phys Anthropol 129: 99-104.
136. Terborgh J. 1983. Five new world primates: a study in comparative ecology. Princeton: Princeton University Press.
137. Thompson CL, Jackson EM, Stimpson CD, Horne WI, Vinyard CJ. 2011. The influence of experimental manipulations on chewing speed in vivo laboratory research in tufted capuchins (Cebus apella). Am J Phys Anthropol 145: 402-414.
138. Ungar PS, Grine FE, Teaford MF. 2008. Dental mircowear and diet of the Plio-Pleistocene hominin Paranthropus boisei. PLoS One 3: e2044.
139. Vincent JFV, Jeronimidis G, Khan AA, Luyten H. 1991. The wedge fracture test. A new method for measurement of food texture. J Text Stud 22: 45-57.
140. Vinyard CJ. 2008. Putting shape to work: making functional interpretations of masticatory apparatus shapes in primates. In: Vinyard CJ, Ravosa MJ, Wall CE, editors. Primate craniofacial function and biology. New York: Springer. p 357-385.
141. Vinyard CJ, Ravosa MJ. 1998. Ontogeny, function, and scaling of the mandibular symphysis in papionin primates. J Morphol 235: 157-175.
142. Vinyard CJ, Ravosa MJ, Wall CE, Williams SH, Johnson KR, Hylander WL. 2007. Jaw-muscle function and the origin of primates. In: Ravosa MJ, Dagosto M, editors. Primate origins and adaptations. New York: Kluwer Press. p 179-231.
143. Vinyard CJ, Ryan TM. 2006. Cross-sectional bone distribution in the mandibles of gouging and non-gouging platyrrhines. Int J Primatol 27: 1461-1490.
144. Vinyard CJ, Taylor AB. 2010. A preliminary analysis of the relationship between jaw-muscle architecture and jaw-muscle electromyography during chewing across primates. Anat Rec 293: 572-582.
145. Vinyard CJ, Wall CE, Williams SH, Hylander WL. 2003. Comparative functional analysis of skull morphology of tree-gouging primates. Am J Phys Anthropol 120: 153-170.
146. Vinyard CJ, Wall CE, Williams SH, Mork AL, Armfield BA, Melo LCO, Valença-Montenegro MM, Valle YBM, Borstelmann de Oliveira MA, Lucas PW, Schmitt D, Taylor AB, Hylander WL. 2009. The evolutionary morphology of tree gouging in marmosets. In: Ford SM, Davis LC, Porter LM, editors. The smallest anthropoids: the Marmoset/Callimico radiation. New York: Springer. p 395-410.
147. Wallace RB. 2005. Seasonal variations in diet and foraging behavior of Ateles chamek in a southern Amazonian tropical forest. Int J Primatol 26: 1053-1075.
148. Wang Q, Ashley DW, Dechow PC. 2010. Regional, ontogenetic, and sex-related variations in elastic properties of cortical bone in baboon mandibles. Am J Phys Anthropol 141: 526-549.
149. Wang Q, Dechow PC. 2006. Elastic properties of external cortical bone in the craniofacial skeleton of the rhesus monkey. Am J Phys Anthropol 131: 402-415.
150. Warfel M. 1997. MomentMacroJ v1.3. Baltimore: Ruff CB.
151. Williams JG. 1998. Friction and plasticity effects in wedge splitting and cutting fracture tests. J Mater Sci 33: 5351-5357.
152. Williams SH, Vinyard CJ, Glander KE, Deffenbaugh M, Teaford M, Thompson CL. 2008b. A preliminary report on a telemetry system for assessing jaw-muscle function in free-ranging primates. Int J Primatol 29: 1441-1453.
153. Williams SH, Vinyard CJ, Wall CE, Hylander WL. 2009. An in vivo analysis of mandibular corpus bone strain in goats and alpacas: implications for understanding the biomechanics of mandibular form in selenodont artiodactyls. J Anat 214: 65-78.
154. Williams SH, Wall CE, Vinyard CJ, Hylander WL. 2008a. Symphyseal fusion in selenodont artiodactyls: new insight from in vivo and comparative data. In: Vinyard CJ, Ravosa MJ, Wall CE, editors. Primate craniofacial function and biology. New York: Springer. p 39-61.
155. Williams SH, Wright BW, Truong VD, Daubert CR, Vinyard CJ. 2005. Mechanical properties of foods used in experimental studies of primate masticatory function. Am J Primatol 67: 329-346.
156. Woda A, Foster K, Mishellany A, Peyron MA. 2006. Adaptation of healthy mastication to factors pertaining to the individual or to the food. Physiol Behav 89: 28-35.
157. Wright BW. 2004. Ecological distinctions in diet, food toughness, and masticatory anatomy in a community of six Neotropical primates in Guyana, South America, PhD Thesis. Urbana-Champaign: University of Illinois.
158. Wright BW. 2005. Craniodental biomechanics and dietary toughness in the genus Cebus. J Hum Evol 48: 473-492.
159. Xu X, Schneider E, Chien AT, Wudl F. 1997. Nature's high-strength semitransparent film: the remarkable mechanical properties of Prunus serrula bark. Chem Mater 9: 1906-1908.
160. Zingeser MR. 1973. Dentition of Brachyteles arachnoides with reference to Alouttine and Atelinine affinities. Folia Primatol 20: 351-390.