Mexico Herpetology

TEXAS GROUND SNAKE
Sonora semiannulata – Baird & Girard 1853
Sonora semiannulata blanchardi –

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GROUND SNAKE
Sonora semiannulata – Baird & Girard 1853
Sonora semiannulata semiannulata – Baird & Girard 1853

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MEXICO GROUND SNAKE
Sonora michoacanensis – Duges, in Cope 1884
Sonora michoacanensis mutabilis – Stickel 1943

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MICHOACAN GROUND SNAKE
Sonora michoacanensis – Duges, in Cope 1884
Sonora michoacanensis michoacanensis – Duges, in Cope 1884

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JALISCO GROUND SNAKE
Sonora michoacanensis – Duges, in Cope 1884
Sonora michoacanensis aequalis – Smith & Taylor 1945

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