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Vertebrata Palasiatica ›› 1998, Vol. 36 ›› Issue (04): 319-329.

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NEW LAGOMORPH FROM THE MIOCENE OF NORTHERN JUNGGAR BASIN, XINJIANG, CHINA

WU Wenyu, YE Jie, MENG Jin, Bl Shundong, LIU Liping, ZHANG Yi   

  • Online:1998-12-15 Published:1998-12-15

新疆准噶尔盆地北缘中中新世兔形类新材料

吴文裕, 叶,捷, 孟津 毕顺东, 刘丽萍 , 张翼   

Abstract: Four lagomorph teeth (P2dex, 2p3sin and p4/ml / m2dex) were collected from the Miocene of Northern Junggar Basin, Xinjiang during two field reasons in 1996 and 1997. These teeth were once identified as Amphilagus (Wu et al., 1998). Further study demonstrates that they represent a new form morphologically different from Amphilagus and the other related genera: the European Titanomys, Desmatolagus of Central Asia as well as Gripholagomys, Hesperolagomys and Russellagus of North America. This new form is designated as Plicalagus junggarensis gen. et sp. nov.

摘要: 在新疆准噶尔盆地北缘中中新世索索泉组顶部和哈拉玛盖组底部发现4枚尺寸较大、具有齿根的高齿冠兔形类牙齿(P2、 2p3和p4/ml/m2),曾被鉴定为Amphilagus。研究表明,它们不是Amphilagus,而是与中亚的Desmatolagus、欧洲的Amphilagus和Titanomys及北美的Hesperolagomys, Gripholagomys和Russellagus都较亲近的一个属。命名为新属新种准噶尔褶齿兔Plicalagus junggarensis。其主要特征是:p3冠面三角形,外褶