| 释义 |
chalicothere Palæont.|ˈkælɪkəʊθɪə(r)|
[f. mod.L. chalicotherium, f. Gr. χάλιξ, χάλικ- gravel + θηρίον beast.]
A perissodactyl mammal of the extinct genus Chalicotherium (family Chalicotheriidæ), with a horse-like head and clawed toes.
[1833J.-J. Kaup Descript. d'Ossements Fossiles de Mammifères ii. ii. 4 Chalicotherium, Kaup. Nouveau genre de Pachydermes... J'ai donné ce nom à deux fort grands Pachydermes.] 1907Amer. Naturalist XLI. 733 (title) Preliminary notes on some American chalicotheres... Little is known of the American forms of the Chalicotherioidea,—an extinct family of mammals. 1910H. F. Osborn Age of Mammals ii. 143 Bartonian Stage... The supposed chalicothere Pernatherium, a very aberrant perissodactyl, is first known at this stage. 1937Discovery Dec. 372/2 a Chalicothere, that remarkable beast of the late Miocene period, with a horse-like head, and toed, clawed ‘hoofs’, a horse-cum-sloth creature in appearance. 1958Zeuner Dating the Past (ed. 4) 430 The average period of existence of a genus was 5·6 million years in the line of the horses (Hyracotherium-Equus), 5·9 million years in the chalicotheres. |