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New material of fossil rodents (Mammalia) from the Eocene (Bridgerian-Uintan) Washakie Formation, southcentral Wyoming
Proceedings of the Biological Society of Washington Pub Date : 2020-05-14 , DOI: 10.2988/19-00011
William W. Korth 1
Affiliation  

Eight species of rodents are described based on previously unreported fossil material from the early Eocene Adobe Town Member of the Washakie Formation of Wyoming. Among these are two new species: the sciuravid Pauromys turnbulli and the cylindrodont Pareumys flynni. The overall rodent fauna consists of twelve species. The greatest change in the rodent fauna is between the lower and middle units of the Adobe Town Member; six species having their last occurrence in the lower unit and three species having their first occurrence in the middle unit. This coincides with the boundary of the Bridgerian and Uintan North American Land Mammal Ages.

中文翻译:

来自怀俄明州中南部始新世(Bridgerian-Uintan)Washakie 组的啮齿动物化石(哺乳动物)的新材料

八种啮齿动物是根据以前未报告的来自怀俄明州 Washakie 组的始新世 Adob​​e Town 成员的化石材料进行描述的。其中有两个新物种:sciuravid Pauromys turnbulli 和 cylindrodont Pareumys flynni。整个啮齿动物群由十二个物种组成。啮齿类动物群的最大变化是在 Adob​​e Town Member 的下层和中层单元之间;六个物种最后一次出现在下部单元,三个物种第一次出现在中间单元。这与 Bridgerian 和 Uintan 北美陆地哺乳动物时代的边界相吻合。
更新日期:2020-05-14
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