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New specimens of the oldest fossil platyrrhine,Branisella boliviana, from Salla, Bolivia

✍ Scribed by Takai, Masanaru; Anaya, Federico

Publisher: John Wiley and Sons
Year: 1996
Tongue: English
Weight: 127 KB
Volume: 99
Category: Article
ISSN: 0002-9483
DOI: 10.1002/(sici)1096-8644(199602)99:2<301::aid-ajpa7>3.0.co;2-0

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✦ Synopsis

During the 1992 and 1993 field seasons, several new specimens of Branisella boliuiana, the oldest fossil platyrrhine, were discovered in the late Oligocene deposits at Salla, northwestern Bolivia. The new materials are two maxillary fragments and seven mandibular fragments, including P3 and P2, neither of which have previously been recovered. All new and previously reported materials, including the holotype and referred specimens, were apparently recovered from the same horizon, called the Branisella zone (MacFadden et al.

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Branisella boliviana, from the Late Oligocene of Salla, Bolivia, is the oldest fossil platyrrhine monkey discovered. To date, several fossil specimens of Branisella have been obtained, but most of them are fragmentary dentitions, so the animals craniodental morphology is still obscure. During the 19