| 释义 |
viperid, n. and a. Zool.|ˈvaɪpərɪd|
[ad. mod.L. Viperid-æ, f. L. vīpera viper: see -id3.]
A. n. A snake of the family Viperidæ, which comprises the true vipers and in most modern classifications the pit vipers, all venomous snakes having hinged maxillary bones, that are toothless except for a fang that is folded back in the mouth when not in use.
B. adj. Of or pertaining to this family.
1909Webster, Viperid a. & n. 1956L. M. Klauber Rattlesnakes II. xi. 716 The viperids were evolved directly from primitive aglyphous ancestors, rather than from either opisthoglyphs or proteroglyphs. 1965R. & D. Morris Men & Snakes iv. 97 Generally speaking, the viperids are not as dangerous to man as the cobras and mambas, yet in some ways the symptoms of viperine poisoning are even more alarming. 1969A. Bellairs Life of Reptiles i. v. 193 It has been suggested that the viperid or solenoglyph type of jaw was derived from that of opisthoglyphs. 1977A. Hallam Planet Earth 272 The elapids..and the viperids..are both first known from the Miocene. |