WEBIOCOSM ZOO
Last Updated June 09, 2007
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Kingdom Animalia:
Phylum Chordata:
Subphylum Vertebrata:
Class Reptilia:
Order Squamata:
Family Viperidae:
Genus Agkistrodon
References
Animal Diversity Web
Family:
Viperidae
Genus:
Agkistrodon
Wikipedia: