Subocclusal dental morphology of sahelanthropus tchadensis and the evolution of teeth in hominins

American Journal of Physical Anthropology

Volumn 153, Issue 1, 2014, Pages 116-123

  Emonet, Edouard Georges ^a,b   Andossa, Likius ^c   Taïsso MacKaye, Hassane ^c   Brunet, Michel ^a,b  

^a Paléontologie Humaine ^*  (France)

^b UNIVERSITÉ DE POITIERS   (France)

^c UNIVERSITÉ DE N'DJAMENA   (Chad)

Author keywords

Chad; dental roots; early hominins; root morphology; teeth evolution

Indexed keywords

APE; ARTICLE; DENTITION; EVOLUTION; MORPHOLOGY; NONHUMAN; SPECIES COMPARISON; TOOTH DEVELOPMENT; TOOTH ROOT;

CHAD; DENTAL ROOTS; EARLY HOMININS; ROOT MORPHOLOGY; TEETH EVOLUTION;

ANIMALS; ANTHROPOLOGY, PHYSICAL; BIOLOGICAL EVOLUTION; FOSSILS; HOMINIDAE; TOOTH; TOOTH CROWN; TOOTH ROOT;

EID: 84890117060     PISSN: 00029483     EISSN: 10968644     Source Type: Journal    
DOI: 10.1002/ajpa.22400     Document Type: Article

References (32)

1. Alba DM, Moyà-Solà S, Köhler M,. 2001. Canine reduction in the Miocene hominoid Oreopithecus bambolii: behavioural and evolutionary implications. J Hum Evol 40: 1-16.
2. Brunet M, Guy F, Pilbeam D, Mackaye HT, Likius A, Ahounta D, Beauvilain A, Blondel C, Bocherens H, Boisserie J-R, de Bonis L, Coppens Y, Dejax J, Denys C, Duringer P, Eisenmann V, Fanone G, Fronty P, Geraads D, Lehmann T, Lihoreau F, Louchart A, Mahamat A, Merceron G, Mouchelin G, Otero O, Campomanes PP, de Leon MP, Rage J-C, Sapanet M, Schuster M, Sudre J, Tassy P, Valentin X, Vignaud P, Viriot L, Zazzo A, Zollikofer C,. 2002. A new hominid from the Upper Miocene of Chad, Central Africa. Nature 418: 145-151.
3. Brunet M, Guy F, Pilbeam D, Lieberman DE, Likius A, Mackaye HT, Ponce, de Leon M, Zollikofer C, Vignaud P,. 2005. New material of the earliest hominid from the Upper Miocene of Chad. Nature 434: 752-755.
4. Cela-Conde CJ, Ayala FJ. 2003. Genera of the human lineage. Proc Natl Acad Sci USA 100:7684-7689.
5. Chaimanee Y, Yamee C, Tian P, Khaowiset K, Marandat B, Tafforeau P, Nemoz C, Jaeger JJ,. 2006. Khoratpithecus piriyai, a late Miocene hominoid of Thailand. Am J Phys Anthropol 131: 311-323.
6. Choy K, Pae EK, Park Y, Kim KH, Burstone CJ,. 2000. Effect of root and bone morphology on the stress distribution in the periodontal ligament. Am J Orthodont Dentofac Orthop 117: 98-105.
7. Emonet EG, Tafforeau P, Chaimanee Y, Guy F, de Bonis L, Koufos G, Jaeger JJ,. 2012. Three-dimensional analysis of mandibular dental root morphology in hominoids. J Hum Evol 62: 146-154.
8. Guy F, Lieberman DE, Pilbeam DR, Ponce, de Leon M, Likius A, Mackaye HT, Vignaud P, Zollikofer C, Brunet M,. 2005. M orphological affinities of the Sahelanthropus tchadensis (Late Miocene hominid from Chad) cranium. Proc Natl Acad Sci USA 102: 18836-18841.
9. Haile-Selassie Y, Suwa G, White TC,. 2004. Late Miocene teeth from Middle Awash, Ethiopia, and early hominid dental evolution. Science 303: 1503-1505.
10. Huang XF, Chai Y,. 2012. Molecular regulatory mechanism of tooth root development. Int J Oral Sci 4: 177-181.
11. Kovacs I,. 1971. A systematic description of dental roots. In:, Dahlberg AA, editor. Dental morphology and evolution. Chicago: University of Chicago Press. p 211-256.
12. Kupczik KF,. 2003. Tooth root morphology in primates and carnivores. PhD dissertation. London: University College London.
13. Kupczik KF, Dean C,. 2008. Comparative observations on the tooth root morphology of Gigantopithecus blacki. J Hum Evol 54: 196-204.
14. Kupczik KF, Hublin JJ,. 2010. Mandibular molar root morphology in Neanderthals and late Pleistocene and recent Homo sapiens. J Hum Evol 59: 525-541.
15. Kupczik KF, Spoor F, Pommert A, Dean C,. 2005. Premolar root number variation in hominoids: genetic polymorphism vs. functional significance. In:, Zadzinska E, editor. Current trends in dental morphology research. Lodz: University of Lodz Press. p 257-268.
16. Lebatard AE, Bourlès DL, Duringer P, Jolivet M, Braucher R, Carcaillet J, Schuster M, Arnaud N, Monié P, Lihoreau F, Likius A, Mackaye HT, Vignaud P, Brunet M,. 2008. Cosmogenic nuclide dating of Sahelanthropus tchadensis and Australopithecus bahrelghazali: Mio-Pliocene hominids from Chad. Proc Natl Acad Sci USA 105: 3226-3231.
17. Le Cabec A, Kupczik KF, Gunz P, Braga J, Hublin JJ,. 2012. Anterior tooth root morphology and size in Neanderthals: taxonomic and functional implications. J Hum Evol 63: 667-681.
18. Lipski M, Wozniak K, Lagocka R, Tomasik M,. 2005. Root and canal morphology of the first human maxillary premolar. Durham Anthropol J 12: 2-3.
19. MacLatchy L, Rossie JB,. 2005. The Napak hominoid: still Proconsul major. In:, Lieberman DE, Smith RJ, Kelley J, editors. Interpreting the past: essays on human, primate, and mammal evolution. Boston: Brill Academic Publishers. p 15-28.
20. Moore NC, Skinner MM, Hublin JJ,. 2013. Premolar root morphology and metric variation in Pan troglodytes verus. Am J Phys Anthropol 150: 632-646.
21. Oyama K, Motoyoshi M, Hirabayashi M, Hosoi K, Shimizu N,. 2007. Effects of root morphology on stress distribution at the root apex. Eur J Orthodont 29: 113-117.
22. Senut B, Pickford M, Gommery D, Mein P, Cheboie K, Coppens Y,. 2001. First hominid from the Miocene (Lukeino Formation, Kenya); Premier hominidé du Miocène (formation de Lukeino, Kenya). C R Acad Sci Paris 332: 137-144.
23. Shields ED,. 2005. Mandibular premolar and second molar root morphological variation in modern humans: what root number can tell us about tooth morphogenesis. Am J Phys Anthropol 128: 299-311.
24. Shimizu T,. 1999. Mapping of a gene causing mouse gutter-shape tooth root to chromosome 5. Arch Oral Biol 44: 917-924.
25. Suwa G, Kono RT, Simpson SW, Asfaw B, Lovejoy CO, White T,. 2009. Paleobiological implications of the Ardipithecus ramidus dentition. Science 326: 69-99.
26. Tummers M, Thesleff I,. 2003. Root or crown: a developmental choice orchestrated by the differential regulation of the epithelial stem cell niche in the tooth of two rodent species. Development 130: 1049-1057.
27. Vignaud P, Brunet M,. 2005. Virtual cranial reconstruction of Sahelanthropus tchadensis. Nature 434: 755-759.
28. Ward SC, Johanson DC, Coppens Y,. 1982. Subocclusal morphology and alveolar process relationships of hominid gnathic elements from the Hadar formation:1974-1977 collections. Am J Phys Anthropol 57: 605-630.
29. White TD,. 1977. New fossil hominids from Laetolil, Tanzania. Am J Phys Anthropol 46: 197-229.
30. White TD, Suwa G, Asfaw B,. 1995. Australopithecus ramidus, a new species of early hominid from Aramis, Ethiopia. Nature 375: 88.
31. Wood B, Abbott SA, Uytterschaut H,. 1988. Analysis of the dental morphology of Plio-Pliestocene hominids IV. Mandibular postcanine root morphology. J Anat 156: 107-139.
32. Zollikofer C, de Leon M, Lieberman DE, Guy F, Pilbeam D, Likius A, Mackaye HT,. 2005. Virtual cranial reconstruction of Sahelanthropus tchadensis. Nature 434: 755-759.