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Talonid crests expression at the enamel-dentine junction of hominin lower permanent and deciduous molars

Martinon-Torres, Maria, Martinez de Pinillos, Marina, Skinner, Matthew M., Martin-Frances, Laura, Gracia-Tellez, Ana, Martinez, Ignacio, Luis Arsuaga, Juan, Maria Bermudez de Castro, Jose (2014) Talonid crests expression at the enamel-dentine junction of hominin lower permanent and deciduous molars. Comptes Rendus Palevol, 13 (3). pp. 223-234. ISSN 1631-0683. (doi:10.1016/j.crpv.2013.12.002) (The full text of this publication is not currently available from this repository. You may be able to access a copy if URLs are provided) (KAR id:48489)

The full text of this publication is not currently available from this repository. You may be able to access a copy if URLs are provided.
Official URL:
http://dx.doi.org/10.1016/j.crpv.2013.12.002

Abstract

The application of microtomography (mCT) to dental morphological studies has unveiled a new source of palaeobiological information, particularly in the analysis of the internal structures of teeth. In this study, we assess the expression of talonid crests at the enamel and dentine surfaces in lower permanent and second deciduous molars (M2 and dm2) of H. sapiens, H. neanderthalensis and Atapuerca-Sima de los Huesos (SH) hominins. In modern humans, talonid crests are described exclusively in the deciduous teeth (Korenhof, 1982) and interpreted as a primitive mammalian remnant of the talonid attachment to the trigonid. Here we report for the first time the expression of talonid crests of deciduous and permanent molars in H. sapiens, H. neanderthalensis and Middle Pleistocene hominins. We discuss possible evolutionary interpretations and suggest the importance of recording this feature in future studies.

Item Type: Article
DOI/Identification number: 10.1016/j.crpv.2013.12.002
Uncontrolled keywords: Microcomputed tomography; Enamel–dentine junction; Sima de los Huesos; Atapuerca; Spain
Subjects: Q Science
Divisions: Divisions > Division of Human and Social Sciences > School of Anthropology and Conservation
Depositing User: Matthew Skinner
Date Deposited: 15 May 2015 10:43 UTC
Last Modified: 05 Nov 2024 10:32 UTC
Resource URI: https://kar.kent.ac.uk/id/eprint/48489 (The current URI for this page, for reference purposes)

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