Description ³

VENOMOUS. Rough, sharply-keeled scales, broad head on a narrow neck, vertical slit pupils. Stocky body is gray or tan with jagged black or brown blotches or crossbands, darkening to black at the tail before the rattle. Typically 40 to 60 inches (101 to 152cm). (J. R. Dixon and J. E. Werler, Texas Snakes: A Field Guide, University of Texas Press, 2000.)

Sources and Credits

1. (c) Amber Leung, all rights reserved, uploaded by Amber Leung
2. (c) Dawson, some rights reserved (CC BY-SA), http://commons.wikimedia.org/wiki/File:Crotalus_horridus_atricaudatus_1.jpg
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
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• Snake Database
• The Reptile Database
• VertNet

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