描述了湖北省丹江口市均县镇一始新世化石点的3种哺乳动物化石,其中包括梳趾鼠类一新属种:林氏汉南鼠(新属、新种)Hannanomys lini gen. et sp. nov.。根据林氏汉南鼠与其他梳趾鼠类性状对比及该地点动物群组合特点推测其时代为早...描述了湖北省丹江口市均县镇一始新世化石点的3种哺乳动物化石,其中包括梳趾鼠类一新属种:林氏汉南鼠(新属、新种)Hannanomys lini gen. et sp. nov.。根据林氏汉南鼠与其他梳趾鼠类性状对比及该地点动物群组合特点推测其时代为早始新世晚期,与产于玉皇顶组中段的王家营大尖地方动物群的时代相当。该化石点是李官桥盆地中汉江南岸早始新世化石地点的首次发现,它的认定对在此地区寻找古新统/始新统界线有重要意义。展开更多
A skull with lower jaw of Embolotherium andrewsi from late Eocene Ulan Gochu Formation, Erden Obo(=Urdyn Obo), Net Mongol, China, is described. Its "battering ram" is formed by the enlarged, extended and rai...A skull with lower jaw of Embolotherium andrewsi from late Eocene Ulan Gochu Formation, Erden Obo(=Urdyn Obo), Net Mongol, China, is described. Its "battering ram" is formed by the enlarged, extended and raised nasals. Its nostrils are highly localed at the antero-superior part of the nasals.展开更多
文摘描述了湖北省丹江口市均县镇一始新世化石点的3种哺乳动物化石,其中包括梳趾鼠类一新属种:林氏汉南鼠(新属、新种)Hannanomys lini gen. et sp. nov.。根据林氏汉南鼠与其他梳趾鼠类性状对比及该地点动物群组合特点推测其时代为早始新世晚期,与产于玉皇顶组中段的王家营大尖地方动物群的时代相当。该化石点是李官桥盆地中汉江南岸早始新世化石地点的首次发现,它的认定对在此地区寻找古新统/始新统界线有重要意义。
文摘A skull with lower jaw of Embolotherium andrewsi from late Eocene Ulan Gochu Formation, Erden Obo(=Urdyn Obo), Net Mongol, China, is described. Its "battering ram" is formed by the enlarged, extended and raised nasals. Its nostrils are highly localed at the antero-superior part of the nasals.