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Related to crotalid: crotalid snake


1. any snake of the viperid and crotalid families (the true vipers and the pit vipers).
2. a term sometimes used to refer to any venomous snake.
Old World viper true viper.
pit viper any of a family of venomous snakes found in North America including the many types of rattlesnakes (genera Crotalus and Sistrurus), as well as the copperheads and water moccasins (both of genus Agkistrodon).
Russell's viper Vipera russellii, a true viper of Southeast Asia whose venom (Russell's viper venom) is used in blood tests.
true viper any of a large family of venomous snakes found in Africa, parts of Europe, Asia, and adjacent islands, but not in the Americas or Australia; it includes cobras and adders, among others. Called also Old World viper, viperid, and viperine.


Any member of the snake family Crotalidae.


/crot·a·lid/ (krot´ah-lid)
1. any snake of the family Crotalidae; a pit viper.
2. of or pertaining to the family Crotalidae.


pit viper.
References in periodicals archive ?
CroFab(R) Crotalidae Polyvalent Immune Fab (Ovine) is the only widely available antivenom for the management of patients with minimal or moderate North American crotalid snakebite envenomations in the United States (this includes pit vipers such as rattlesnakes, copperheads and cottonmouths/water moccasins).
The administration of a new polyspecific crotalid antivenom made from ovine Fab (CroTAb(R)) was successful in immediately and completely reversing neurotoxicity in each of these patients.
The actual dietary use of natracines in this region cannot be documented, but can be confirmed for some of the crotalid and colubrid taxa recovered.
CroFab(TM) is marketed in the United States by Savage Labs and is indicated for the management of patients with minimal or moderate North American crotalid envenomation.
Striking and holding avian prey, presumably a secondarily acquired trait in Crotalids that prey regularly on mammals (Martins et al.
Juveniles of some North American crotalids reportedly consume snakes (Mushinsky 1987), but there is little evidence for ophiophagy among C.