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Vertebrata Palasiatica ›› 1996, Vol. 34 ›› Issue (04): 312-321.

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A NEW LOPHIALETID PERISSODACTYL (MAMMALIA) FROM THE EARLY EOCENE OF WUTU BASIN, SHANDONG PROVINCE

WANG Jingwen, TONG Yongsheng   

  • Online:1996-12-15 Published:1996-12-15

山东昌乐早始新世五图组脊齿獏类(獏超科)

王景文 ,童永生   

Abstract: Lophialetes like perissodactyls are endemic to central Asia, flourishing and diversifying in the Middle Eocene. Known taxa of all these tapiroids are represented in the Arshantan, Irdinmanhan, and Sharamurunian. In 1993, a specimen representing a new species was found in the Early Eocene deposits of the Wutu Basin, Shandong Province, China. This fossil. may be the earliest type of the Lophialetidae. Associated- with it were Mesodmops (Multituberculata), Changlelestes (Soricomorpha), Alagomys, Acritoparamys (Rodentia), carpolestid primates, and Homogalax—like tapiroid etc.

摘要: 脊齿獏类是亚洲特有的中、晚始新世獏形动物,在中始新世很繁盛,但一直未发现早始新世种类。山东五图早始新世地层中发现的山东兼脊獏(Ampholophus luensis gen. et sp. nov.)很可能是这一类群的早期代表。它与中始新世已知种具有某些共有的特点,但仍有许多早始新世原始獏类的特征。同时,本文简单地回顾了脊齿獏类研究历史,根据现有的材料,概述了脊齿獏类的特征,根据一些进步特征将已知属分别归于脊齿獏科和红山獏科。