| crotalus | large rattlesnakes |
|---|---|
| crotalus | large deadly rattlesnake with diamond-shaped markings |
| crotalus | largest and most dangerous North American snake |
| crotalus | small pale-colored desert rattlesnake of southwestern United States |
| crotalus | southern variety |
| crotalus | widely distributed in rugged ground of eastern United States |
| crotalus | mountain rock dweller of Mexico and most southern parts of United States southwest |
| crotalus | markings vary but usually harmonize with background |
| crotalus | extremely dangerous |
| crotalus | having irregularly cross-banded back |
| crotalus | widely distributed between the Mississippi and the Rockies |