First record of Tetrastylus Ameghino, 1886 (Rodentia; Dinomyidae) from the Upper Miocene of Uruguay

IF 0.7 4区地球科学 Q4 PALEONTOLOGY

Revista Brasileira De Paleontologia Pub Date : 2019-05-05 DOI:10.4072/RBP.2019.1.03

Andrés Rinderknecht, M. Ubilla, Aldo Manzuetti, P. Toriño, D. Perea

引用次数: 1

Abstract

The first record for Uruguay of the dinomyid rodent Tetrastylus Ameghino, an almost complete right mandible from the upper Miocene Camacho Formation, is described. According to the p4 and m3 morphology it is inferred a juvenile-subadult ontogenetic stage for this specimen.

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Ameghino四足鼠首次记录，1886年(啮齿目;恐龙科)产于乌拉圭中新世上部

描述了恐龙啮齿动物Tetrastylus Ameghino在乌拉圭的第一个记录，它是中新世Camacho组上部一个几乎完整的右下颌骨。根据p4和m3的形态学推断，该标本处于幼年亚成年个体发生阶段。

本文章由计算机程序翻译，如有差异，请以英文原文为准。

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来源期刊

Revista Brasileira De Paleontologia PALEONTOLOGY-

CiteScore

1.60

自引率

14.30%

发文量

审稿时长

>12 weeks

期刊介绍： It publishes original contributions on all aspects of Paleontology. Papers are written in English, Spanish, or Portuguese and are reviewed by international experts.