| 释义 |
perissodactyl, -yle, a. and n. Zool.|pərɪsəʊˈdæktɪl|
[ad. mod.L. perissodactyl-us, f. Gr. περισσό-ς uneven, odd + δάκτυλος digit.]
a. adj. Having an odd number of toes on each foot, as an angulate mammal; odd-toed; belonging to the division Perissodactyla of Ungulata.
b. n. A perrissodactyl ungulate or hoofed animal: pl. in -s or -a. Opposed to artiodactyl.
a.1849–52Todd Cycl. Anat. IV. 922/2 The elephant..belongs to the..perissodactyle group of Pachyderms. 1872Nicholson Palæont. 424 The three existing genera of Perissodactyle Ungulates.
b.1854Owen Skel. & Teeth in Circ. Sc., Org. Nat. I. 242 The bony palate extends further back than in the perissodactyles. 1875C. C. Blake Zool. 33 Three great divisions of Perissodactyla exist, of which the Rhinoceros, the Tapir, and the Horse form the existing types. 1877Le Conte Elem. Geol. iii. (1879) 508 He..divided all Ungulates into Perissodactyls (odd-toed) and Artiodactyls (even-toed).
So perissoˈdactylate, perissodacˈtylic, perissoˈdactylous adjs. = prec. a.
1889Nature 28 Nov. 84/1 Two species of the remarkable Perissodactylate genus Macrauchenia. |