Children (11 direct children, 18 direct and indirect children):
Hypsiglena torquata
(tree size 1)
Night snake
Hypsiglena affinis
Hypsiglena torquata jani
Hypsiglena jani
Hypsiglena chlorophaea
(tree size 1)
Desert night snake
Hypsiglena ochrorhyncha
(tree size 4)
California nightsnake
Hypsiglena slevini
(tree size 1)
Hypsiglena tanzeri
Tanzer’s night snake
Hypsiglena unaocularus
Islas revillagigedo night snake
Hypsiglena catalinae
Hypsiglena onchorhyncha
Hypsiglena latifasciata