Western Black-headed Snake
ORDER: SQUAMATA | FAMILY: COLUBRIDAE
The Western Black-headed Snake occurs in isolated populations in central California and ranges more continuously from Ventura County to the tip of the Baja California peninsula. Within the Atlas region, it occurs in the coastal and mountain regions of southern California. It appears to be absent from the Lower Colorado Desert, Vizcaíno peninsula, and Magdalena Plain in Baja California and Baja California Sur. This species also occurs on Isla Carmen in the Municipality of Loreto in the Gulf of California.
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Smith's Black-headed Snake (Tantilla hobartsmithi)
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