genus Crotalus

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Noun1.genus Crotalus - large rattlesnakesgenus Crotalus - large rattlesnakes; seldom bite unless startled or pursuing prey
reptile genus - a genus of reptiles
Crotalidae, family Crotalidae - New World vipers: pit vipers
banded rattlesnake, Crotalus horridus horridus, timber rattlesnake - widely distributed in rugged ground of eastern United States
Crotalus viridis, prairie rattler, prairie rattlesnake, Western rattlesnake - widely distributed between the Mississippi and the Rockies
Crotalus cerastes, horned rattlesnake, sidewinder - small pale-colored desert rattlesnake of southwestern United States; body moves in an s-shaped curve
Crotalus atrox, Western diamondback, Western diamondback rattlesnake - largest and most dangerous North American snake; of southwestern United States and Mexico
Crotalus lepidus, rock rattlesnake - mountain rock dweller of Mexico and most southern parts of United States southwest
Crotalus tigris, tiger rattlesnake - having irregularly cross-banded back; of arid foothills and canyons of southern Arizona and Mexico
Crotalus scutulatus, Mojave rattlesnake - extremely dangerous; most common in areas of scattered scrubby growth; from Mojave Desert to western Texas and into Mexico
Crotalus mitchellii, speckled rattlesnake - markings vary but usually harmonize with background; of southwestern Arizona and Baja California
References in periodicals archive ?
The overall shape (squareness), robustness, and low neural arch of the vertebra are characteristic of the genus Crotalus.
Although these patterns suggest competition may be an important factor driving distribution, there was no observed overlap in the genus Phrynosoma and habitat requirements vary widely among members of the genus Crotalus.
The presence of small cotylar foramina set in shallow pits suggests the genus Crotalus, rather than Agkistrodon or Sistrurus (Parmley, 1988b).