居維象(Cuvieronius)是新大陸上已滅絕的一屬嵌齒象科。
居維象是以法國的喬治·居維葉(Georges Cuvier)來命名。牠站立時高2.7米,外表像現今的象,但象牙則呈螺旋狀。牠最初是在北美洲演化而來,並在南北美洲生物大遷徙中遷往南美洲的少數長鼻目之一,約在200萬年前抵達,最南達至阿根廷。牠們在人類的時代亦生存,但卻於公元400年因獵殺而滅絕。這顯示冰河時期並非令牠們滅絕的元兇。居維象的骨頭是在南美洲的蒙特維多發現。
參考
- Graham RW (2001) Late Quaternary Biogeography and Extinction of Proboscideans in North America . The World of Elephants (La Terra degli Elephanti), Proceedings of the 1st International Congress (Atti del 1� Congrsso Internazionale, A cura di: G. Cavarretta, P Giola, M. Mussi, M. R. Palombo), G. Cavarretta, P Giola, M. Mussi, M. R. Palombo (Eds.), Roma 16-20 October, 707-709
外部連結
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