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On dental wear, dental work, and oral health in the type specimen (LB1) of Homo floresiensis

Bibliographic Data

ID8312438
AuthorsWilliam L Jungers (0000-0002-8092-1429, Stony Brook University Hospital, corresponding author), Yousuke Kaifu (0000-0003-0483-104X, National Museum of Nature and Science)
Year2011
Volume145
Issue2
Pages282-289
Publication date2011-06-01
Peer ReviewedYes
Open AccessYes
TypeARTICLE
VenueAmerican Journal of Physical Anthropology (JOURNAL)
Journal identifiersISSN: 0002-9483 • E-ISSN: 1096-8644
PublisherWiley (PUBLISHER • GB)
DOI10.1002/ajpa.21492
PMID21412994
OpenAlexW2169042819
LanguageEN
Citations received4
References cited33

The claim that the lower left first mandibular molar of LB1, the type specimen of Homo floresiensis , displays endodontic work, and a filling is assessed by digital radiography and micro‐CT scanning. The M 1 tooth crown is heavily worn and exhibits extensive dentine exposure that is stained white, but there is no trace of endodontic treatment or a dental filling in this Indonesian fossil dated to 17.1‐19.0 kya. Dental calculus (commonly observed in foragers) is present on the teeth of LB1, but there are no observable caries. The pattern of dental attrition in the mandibles of both LB1/2 and LB6/1 (moderate to extensive flat wear across the entire arch) is consistent with that seen in Plio‐Pleistocene Homo fossils and in modern hunter‐gatherers, and is not typical of most agriculturalists. We conclude that the dental‐work and farming hypotheses are falsified and therefore irrelevant to the debate over the taxonomy and phylogeny of H. floresiensis . Am J Phys Anthropol, 2011. © 2011 Wiley‐Liss, Inc

Archaeology · Dental anatomy · Geography · Dentistry · Evolution and Paleontology Studies · Forensic Anthropology and Bioarchaeology Studies · Medicine · Pleistocene-Era Hominins and Archaeology

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Unique citing works4
Citations per year0,27
Citation span2011 - 2020 (10)
Citation velocityhistorical
Highly citedNo
Citation typesNeutral: 4
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