Hypsiglena is a genus of small, rear-fanged snakes, commonly referred to as night snakes, in the subfamily Dipsadinae of the family Colubridae. The genus consists of nine species. Three of these species have subspecies, which have been maintained pending further investigation.[2][3]
^Tanner WW (1944). "A Taxonomic Study of the Genus Hypsiglena ". Great Basin Naturalist5 (3 & 4): 25-92.
^Mulcahy DG (2008). "Phylogeography and species boundaries of the western North American nightsnake (Hypsiglena torquata): Revisiting the subspecies concept". Molecular Phylogenetics and Evolution46 (3): 1095–1115.
^Mulcahy, Daniel G.; Martínez-Gómez, Juan E.; Aguirre-León, Gustavo; Cervantes-Pasqualli, Juan A.; Zug, George R. (2014). "Rediscovery of an Endemic Vertebrate from the Remote Islas Revillagigedo in the Eastern Pacific Ocean: The Clarión Nightsnake Lost and Found". PLOS ONE9 (5): e97682.
Hypsiglena torquata, the night snake, is a species of rear-fanged colubrid. It is found in Mexico. It is characterized by dark brown systematic blotches...
Hypsiglena is a genus of small, rear-fanged snakes, commonly referred to as night snakes, in the subfamily Dipsadinae of the family Colubridae. The genus...
Hypsiglena jani, commonly known as the Texas night snake or the Chihuahuan night snake, is a small species of mildly venomous snake in the subfamily Dipsadinae...
Hypsiglena chlorophaea, the desert night snake, is a species of snake in the family Colubridae. The species is native to Mexico, Canada, and the United...
The California night snake (Hypsiglena ochrorhynchus nuchalata) is a subspecies of small colubrid snake native to California. The California night snake...
Hypsiglena ochrorhynchus, also known commonly as the coast night snake and the spotted night snake, is a species of snake in the subfamily Dipsadinae of...
Hypsiglena slevini, the Baja California night snake, is a species of snake in the family Colubridae. The species is native to Mexico. Hollingsworth, B...
to: Siphlophis, a snake genus, the spotted night snakes Hypsiglena, a snake genus Hypsiglena torquata, a species within this genus Philodryas agassizii...
Hypsiglena unaocularus, commonly known as the Islas Revillagigedo night snake or Clarión night snake, is a species of small colubrid snake endemic to Clarion...
Hypsiglena affinis is a species of snake in the family Colubridae. The species is native to Mexico. "Hypsiglena affinis DUNN, 1920". Reptile Database...
Hypsiglena tanzeri, the Rio Verde night snake or Tanzer's night snake, is a species of snake in the family Colubridae. The species is native to Mexico...
Hypsiglena catalinae, the Isla Santa Catalina night snake, is a species of snake in the family Colubridae. The species is native to Mexico. "Hypsiglena...
endemic, and include a whip snake (Masticophis anthonyi), a night snake (Hypsiglena unaocularis) and two iguanids (Urosaurus auriculatus and U. clarionensis)...
Siphlophis There is also a species of snake named spotted night snake: Hypsiglena ochrorhynchus This page is an index of articles on animal species (or...
Clarión Island tree lizard Urosaurus clarionensis Clarión nightsnake, Hypsiglena unaocularis In addition, the local population of the western raven (Corvus...
(programming language) CLARiiON, an EMC disk array Clarion nightsnake (Hypsiglena unaocularis), a small colubrid snake Clarion snake eel (Myrichthys pantostigmius)...
from small, innocuous garter snakes (Thamnophis ssp.) and night snakes (Hypsiglena torquata) to venomous species like cottonmouths (Agkistrodon piscivorus)...
Oklahoma state reptile Copperhead, Agkistrodon contortrix Texas night snake, Hypsiglena torquata jani "State of Oklahoma". The Crayfish & Lobster Taxonomy Browser...
Angeles today. Within pit 91 it is the rarest occurring snake. Night snake Hypsiglena torquata Multiple mid and posterior trunk vertebrae as well as anterior...
southeastern Ontario, southern Quebec, most of New Brunswick, and Nova Scotia Hypsiglena torquata (desert night snake) LC – extreme south-central British Columbia...
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