• noun
• synonym
• antonym

• Crotalus adamanteus (noun)
  1. large deadly rattlesnake with diamond-shaped markings
• Crotalus atrox (noun)
  1. largest and most dangerous North American snake; of southwestern United States and Mexico
• Crotalus cerastes (noun)
  1. small pale-coloured desert rattlesnake of southwestern United States; body moves in an s-shaped curve
• Crotalus horridus atricaudatus (noun)
  1. southern variety
• Crotalus horridus horridus (noun)
  1. widely distributed in rugged ground of eastern United States
• Crotalus lepidus (noun)
  1. mountain rock dweller of Mexico and most southern parts of United States southwest
• Crotalus mitchellii (noun)
  1. markings vary but usually harmonize with background; of southwestern Arizona and Baja California
• Crotalus scutulatus (noun)
  1. extremely dangerous; most common in areas of scattered scrubby growth; from Mojave Desert to western Texas and into Mexico
• Crotalus tigris (noun)
  1. having irregularly cross-banded back; of arid foothills and canyons of southern Arizona and Mexico
• Crotalus viridis (noun)
  1. widely distributed between the Mississippi and the Rockies
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