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| Kingdom Animalia |
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Hypsiglena affinis Boulenger, 1894 -- valid -- Rio Grande de Santiago Nightsnake |
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Hypsiglena catalinae Tanner, 1966 -- valid -- Isla Santa Catalina Nightsnake |
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Hypsiglena chlorophaea Cope, 1860 -- valid -- Sonoran Nightsnake, Desert Nightsnake |
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Hypsiglena chlorophaea catalinae Tanner, 1966 -- invalid -- Isla Santa Catalina Nightsnake |
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Hypsiglena chlorophaea chlorophaea Cope, 1860 -- valid -- Sonoran Nightsnake |
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Hypsiglena chlorophaea deserticola Tanner, 1946 -- valid -- Northern Desert Nightsnake, Great Basin Nightsnake |
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Hypsiglena chlorophaea loreala Tanner, 1946 -- valid -- Mesa Verde Nightsnake, Mesa Verde Night Snake |
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Hypsiglena chlorophaea tiburonensis Tanner, 1981 -- valid -- Isla Tiburon Nightsnake |
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Hypsiglena jani (Dugès, 1865) -- valid -- San Luis Potosi Nightsnake, Chihuahuan Nightsnake |
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Hypsiglena jani dunklei Taylor, 1939 -- valid -- Tamaulipas Nightsnake |
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Hypsiglena jani jani (Dugès, 1865) -- valid -- San Luis Potosi Nightsnake |
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Hypsiglena jani texana Stejneger, 1893 -- valid -- Texas Night Snake, Texas Nightsnake |
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Hypsiglena ochrorhyncha Cope, 1860 -- invalid -- Coast Nightsnake |
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Hypsiglena ochrorhyncha ochrorhyncha Cope, 1860 -- invalid -- Cape Nightsnake |
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Hypsiglena ochrorhyncha unaocularis Tanner, 1946 -- invalid -- Islas Revillagigedo Nightsnake |
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Hypsiglena ochrorhynchus Cope, 1860 -- valid -- Coast Nightsnake |
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Hypsiglena ochrorhynchus baueri Zweifel, 1958 -- valid -- Isla Cedros Nightsnake |
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Hypsiglena ochrorhynchus gularis Tanner, 1954 -- valid -- Isla Partida Norte Nightsnake |
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Hypsiglena ochrorhynchus klauberi Tanner, 1946 -- valid -- San Diego Nightsnake |
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Hypsiglena ochrorhynchus martinensis Tanner and Banta, 1962 -- valid -- Isla San Martin Nightsnake |
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Hypsiglena ochrorhynchus nuchalata Tanner, 1943 -- valid -- California Nightsnake, California Night Snake |
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Hypsiglena ochrorhynchus ochrorhynchus Cope, 1860 -- valid -- Cape Nightsnake, Spotted Night Snake |
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Hypsiglena ochrorhynchus tortugaensis Tanner, 1946 -- valid -- Isla Tortuga Nightsnake |
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Hypsiglena ochrorhynchus venusta Mocquard, 1899 -- valid -- Magdalena Nightsnake |
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Hypsiglena slevini Tanner, 1943 -- valid -- Baja California Nightsnake, Culebra-nocturna de Baja California, Baja California Night Snake |
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Hypsiglena tanzeri Dixon and Lieb, 1972 -- valid -- Rio Verde Nightsnake, Tanzer's Night Snake |
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Hypsiglena torquata (Günther, 1860) -- valid -- Night Snake, Nightsnake, Culebra-nocturna ojo de gato, Sinaloan Nightsnake |
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Hypsiglena unaocularus Tanner, 1946 -- valid -- Islas Revillagigedo Nightsnake |
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