Peter W Lucas

Summary

Affiliation: George Washington University
Country: USA

Publications

  1. ncbi request reprint A brief review of the recent evolution of the human mouth in physiological and nutritional contexts
    Peter W Lucas
    Department of Anthropology, George Washington University, 2110 G Street NW, Washington, DC 20052, USA
    Physiol Behav 89:36-8. 2006
  2. doi request reprint Dental enamel as a dietary indicator in mammals
    Peter Lucas
    Department of Anthropology, George Washington University, Washington, DC 20052, USA
    Bioessays 30:374-85. 2008
  3. pmc Inferences regarding the diet of extinct hominins: structural and functional trends in dental and mandibular morphology within the hominin clade
    Peter W Lucas
    Department of Anthropology, George Washington University, Washington, DC, USA
    J Anat 212:486-500. 2008
  4. pmc Tooth chipping can reveal the diet and bite forces of fossil hominins
    Paul J Constantino
    Department of Anthropology, Center for the Advanced Study of Human Paleobiology, George Washington University, Washington, DC 20052, USA
    Biol Lett 6:826-9. 2010
  5. doi request reprint The structural rigidity of the cranium of Australopithecus africanus: implications for diet, dietary adaptations, and the allometry of feeding biomechanics
    David S Strait
    Department of Anthropology, University at Albany, 1400 Washington Avenue, Albany, NY 12222, USA
    Anat Rec (Hoboken) 293:583-93. 2010
  6. doi request reprint Viewpoints: diet and dietary adaptations in early hominins: the hard food perspective
    David S Strait
    Department of Anthropology, University at Albany, Albany, NY 12222, USA
    Am J Phys Anthropol 151:339-55. 2013
  7. ncbi request reprint Microwear, mechanics and the feeding adaptations of Australopithecus africanus
    David S Strait
    Department of Anthropology, University at Albany, 1400 Washington Avenue, Albany, NY 12222, USA
    J Hum Evol 62:165-8. 2012
  8. doi request reprint Indentation as a technique to assess the mechanical properties of fallback foods
    Peter W Lucas
    Department of Anthropology, Center for the Advanced Study of Human Paleobiology, The George Washington University, Washington, DC 20052, USA
    Am J Phys Anthropol 140:643-52. 2009
  9. doi request reprint The influence of fallback foods on great ape tooth enamel
    Paul J Constantino
    Department of Anthropology, Center for the Advanced Study of Human Paleobiology, The George Washington University, Washington, DC 20052, USA
    Am J Phys Anthropol 140:653-60. 2009
  10. pmc The feeding biomechanics and dietary ecology of Australopithecus africanus
    David S Strait
    Department of Anthropology, University at Albany, 1400 Washington Avenue, Albany, NY 12222, USA
    Proc Natl Acad Sci U S A 106:2124-9. 2009

Detail Information

Publications17

  1. ncbi request reprint A brief review of the recent evolution of the human mouth in physiological and nutritional contexts
    Peter W Lucas
    Department of Anthropology, George Washington University, 2110 G Street NW, Washington, DC 20052, USA
    Physiol Behav 89:36-8. 2006
    ..A brief review of the literature suggests several adaptations of the mouth can be interpreted to support this. All probably enhance the efficiency of the physical treatment of food in the mouth...
  2. doi request reprint Dental enamel as a dietary indicator in mammals
    Peter Lucas
    Department of Anthropology, George Washington University, Washington, DC 20052, USA
    Bioessays 30:374-85. 2008
    ..As a tissue with intrinsic weakness yet exceptional durability, enamel could be especially useful as a dietary indicator for extinct taxa...
  3. pmc Inferences regarding the diet of extinct hominins: structural and functional trends in dental and mandibular morphology within the hominin clade
    Peter W Lucas
    Department of Anthropology, George Washington University, Washington, DC, USA
    J Anat 212:486-500. 2008
    ..Specifically, we show how thick enamel can protect against the generation and propagation of cracks in the enamel that begin at the enamel-dentine junction and move towards the outer enamel surface...
  4. pmc Tooth chipping can reveal the diet and bite forces of fossil hominins
    Paul J Constantino
    Department of Anthropology, Center for the Advanced Study of Human Paleobiology, George Washington University, Washington, DC 20052, USA
    Biol Lett 6:826-9. 2010
    ..The existence of tooth chip signatures also provides a way of identifying the consumption of rarely eaten foods that dental microwear and isotopic analysis are unlikely to detect...
  5. doi request reprint The structural rigidity of the cranium of Australopithecus africanus: implications for diet, dietary adaptations, and the allometry of feeding biomechanics
    David S Strait
    Department of Anthropology, University at Albany, 1400 Washington Avenue, Albany, NY 12222, USA
    Anat Rec (Hoboken) 293:583-93. 2010
    ..africanus cranium is marginally less rigid than that of the macaque during molar biting. It is hypothesized that the SE results are being influenced by the allometric scaling of cranial cortical bone thickness...
  6. doi request reprint Viewpoints: diet and dietary adaptations in early hominins: the hard food perspective
    David S Strait
    Department of Anthropology, University at Albany, Albany, NY 12222, USA
    Am J Phys Anthropol 151:339-55. 2013
    ....
  7. ncbi request reprint Microwear, mechanics and the feeding adaptations of Australopithecus africanus
    David S Strait
    Department of Anthropology, University at Albany, 1400 Washington Avenue, Albany, NY 12222, USA
    J Hum Evol 62:165-8. 2012
    ..This paper responds to some of these mechanical criticisms, highlights limitations of dental microwear analysis, and identifies avenues of future research...
  8. doi request reprint Indentation as a technique to assess the mechanical properties of fallback foods
    Peter W Lucas
    Department of Anthropology, Center for the Advanced Study of Human Paleobiology, The George Washington University, Washington, DC 20052, USA
    Am J Phys Anthropol 140:643-52. 2009
    ..This analysis predicts that blunt cusps and thick enamel will indeed help to sustain the integrity of teeth against contacts with these foods up to high loads...
  9. doi request reprint The influence of fallback foods on great ape tooth enamel
    Paul J Constantino
    Department of Anthropology, Center for the Advanced Study of Human Paleobiology, The George Washington University, Washington, DC 20052, USA
    Am J Phys Anthropol 140:653-60. 2009
    ..Our results suggest that this is indeed the case. We also consider the implications of this conclusion on the evolution of the dentition of extinct hominins...
  10. pmc The feeding biomechanics and dietary ecology of Australopithecus africanus
    David S Strait
    Department of Anthropology, University at Albany, 1400 Washington Avenue, Albany, NY 12222, USA
    Proc Natl Acad Sci U S A 106:2124-9. 2009
    ..Our analysis reconciles apparent discrepancies between dietary reconstructions based on biomechanics, tooth morphology, and dental microwear...
  11. doi request reprint Primate dental enamel: what it says about diet
    Peter W Lucas
    Department of Anthropology, George Washington University, Washington, DC 20052, USA
    Front Oral Biol 13:44-8. 2009
    ..Several aspects of tooth form can be described as devices to limit damage to a tooth crown against the onslaught of hard or soft foods. The damage modes of teeth are paralleled by the behavior of some bilayered hard foods...
  12. pmc In tropical lowland rain forests monocots have tougher leaves than dicots, and include a new kind of tough leaf
    Nathaniel J Dominy
    Department of Anthropology, University of California, 1156 High St, Santa Cruz, CA 95064, USA
    Ann Bot 101:1363-77. 2008
    ..Of 15 monocot families with >100 species in TLRF, eight have notably high densities of fibres in the lamina so that high values for toughness are expected...
  13. doi request reprint Functional ecology and evolution of hominoid molar enamel thickness: Pan troglodytes schweinfurthii and Pongo pygmaeus wurmbii
    Erin R Vogel
    Department of Anthropology, 1156 High Street, University of California Santa Cruz, CA 95064, United States
    J Hum Evol 55:60-74. 2008
    ..These data, which are among the first reported for hominoid primates, fill an important empirical void for evaluating the mechanical plausibility of putative hominin food objects...
  14. ncbi request reprint Comparative use of color vision for frugivory by sympatric species of platyrrhines
    Kathryn E Stoner
    Centro de Investigaciones en Ecosistemas, Universidad Nacional Autonoma de Mexico, Morelia, Michoacan
    Am J Primatol 67:399-409. 2005
    ..We suggest that routine trichromacy may be advantageous for other foraging tasks, such as feeding on young leaves...
  15. ncbi request reprint Sugar concentration of fruits and their detection via color in the Central American spider monkey (Ateles geoffroyi)
    Pablo Riba-Hernandez
    Escuela de Biologia, Universidad de Costa Rica, San Jose
    Am J Primatol 67:411-23. 2005
    ..Our study documents a trichromatic foraging advantage in terms of fruit quality, and suggests that trichromatic color vision is advantageous over dichromatic color vision for detecting sugar-rich fruits...
  16. ncbi request reprint Significance of color, calories, and climate to the visual ecology of catarrhines
    Nathaniel J Dominy
    Department of Ecology and Evolution, University of Chicago, Chicago, Illinois, USA
    Am J Primatol 62:189-207. 2004
    ..We also found that primate biomass is higher in seasonal sites. We conclude that these findings are consistent with the notion that routine trichromatic vision evolved in a context where seasonal folivory was pivotal to survival...
  17. ncbi request reprint Evolution and function of routine trichromatic vision in primates
    Peter W Lucas
    Department of Anatomy, University of Hong Kong, 21 Sassoon Road, Hong Kong, People s Republic of China
    Evolution 57:2636-43. 2003
    ..There were no similar differences for fruits although red-greenness may sometimes be important in close-range fruit selection. These results suggest that routine trichromacy evolved in a context in which leaf consumption was critical...