Description ³

VENOMOUS. Rough, sharply-keeled scales, broad head on a narrow neck, vertical slit pupils. Small, stocky body is gray or tan with rows of black spots, tail ends in a small rattle. Usually 15 to 20 inches (38 to 51cm) long. (J. R. Dixon and J. E. Werler, Texas Snakes: A Field Guide, University of Texas Press, 2000.)

Sources and Credits

1. (c) Diana-Terry Hibbitts, some rights reserved (CC BY-NC), uploaded by Diana-Terry Hibbitts
2. (c) Travis W. Reeder, some rights reserved (CC BY-NC), uploaded by Travis W. Reeder
3. (c) Amber Leung, some rights reserved (CC BY-SA)

More Info

• iNat taxon page
• Animal Diversity Web
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Global Biodiversity Information Facility (GBIF)
• HerpMapper
• NatureServe Explorer 2.0
• Snake Database
• The Reptile Database
• VertNet

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