Classification
-
Hypsiglena - North American Nightsnakes
-
Hypsiglena chlorophaea - Desert Nightsnake
- H. c. catalinae - Santa Catalina Island Nightsnake
- H. c. chlorophaea - Sonoran Nightsnake
- H. c. deserticola - Desert Nightsnake
- H. c. loreala - Mesa Verde Nightsnake
-
Hypsiglena chlorophaea - Desert Nightsnake