Variable Ground Snake
Sonora semiannulata semiannulata
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- S. s. semiannulata – Crockett Co, TX – photo by Michael Price
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- S. s. semiannulata – Crockett Co, TX – photo by Travis Dimler
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- S. s. semiannulata – Hidalgo Co, NM – photo by Michael Price
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- S. s. semiannulata – Motley Co, TX – photo by Ben Stupavsky
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- S. s. semiannulata – Washington Co, UT – photo by Patrick Briggs
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- S. s. semiannulata – Washington Co, UT – photo by Patrick Briggs
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- S. s. semiannulata – Washoe Co, NV – photo by Jason Hull
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- S. s. semiannulata – Yavapai Co, AZ – photo by Kerby Ross
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- S. s. semiannulata – Yavapai Co, AZ – photo by Kerby Ross
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- Map by Steve Bledsoe, SWCHR
DISTRIBUTION: In our region, Sonora s. semiannulata has a widespread range throughout much of Texas, southern New Mexico, southern and western Arizona, southeastern California, south and western Nevada, along with several isolated populations in Utah.
LEGAL STATUS: No Listings
MEANING OF SCIENTIFIC NAME: Sonora semiannulata semiannulata (Baird & Girard – 1853)
Genus: Sonora, Latin = region of Sonora
Species/Subspecies: semiannulata, Latin – semi = half + annulata = ringed – ref. body cross-bands which fail to cross the venter
Ref. Ellen Beltz 2006
Ref. E. Jaeger 1962