| 释义 |
uintathere, n. Palæont.|juːˈɪntəθɪə(r)|
[ad. mod.L. Uintatherium, f. the name of the Uinta mountains in Wyoming, U.S.: see *-there.]
Any mammal of the extinct genus Uintatherium, or (more generally) of the extinct order Dinocerata of mainly large, Asian and North American, archaic hoofed herbivores in which the upper incisors were reduced or absent, and the upper canines greatly elongated.
1898H. F. Osborn in Bull. Amer. Mus. Nat. Hist. X. 170 Certain species of Coryphodon are found to show..the incisiform lower canines of the Uintatheres. 1933A. S. Romer Vertebr. Palaeont. 307 The uintatheres..become increasingly bizarre and specialized during the course of the Eocene. 1966McGraw-Hill Encycl. Sci. & Technol. IV. 197/1 The most primitive uintatheres possessed a carnivorelike body of moderate size. 1971J. Z. Young Introd. Study Man xxx. 426 We may contrast this with the relatively small brain (1/2000) of the contemporary Eocene herbivorous creatures, the uintatheres. 1982R. M. West Fossil Mammals Lower Buck Hill Group (Texas Memorial Mus.: Pearce-Sellards Ser. xxxv) 16 Uintatheres were previously known in North America only from the Paleocene and Eocene of the Rocky Mountain area. |