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Sonora
Taxonomy
Sonora was named by Baird and Girard (1853). It is extant.
It was assigned to Colubridae by Cope (1875), Behler and King (1979); and to Colubrinae by Uetz (2005).
It was assigned to Colubridae by Cope (1875), Behler and King (1979); and to Colubrinae by Uetz (2005).