30 
Anilius 
Ore tae is 
Bases 
Cobra 
Boa 
Constrictor 
Boiga 
Ibiba 
Cemophora 
Amplycephalus 
Clonophis 
Cora 
Dasypeltis 
Anodon 
Dendrelaphis 
Tachyophis 
Dromophis 
Philodendros 
Philodendrus 
Enhydris 
Enhydrus 
Leptophis 
Ahaetulla 
Dendrophis 
Leptotyphlops 
Typhlina 
Lystrophis 
Rhinostoma 
Ophidioniscus 
Ophidion 
Ophiophagus 
Dendraspis 
Hamadryas 
Pareas 
Amplycephalus 
Phimophis 
Rhinosimus 
Sibon 
Asthenognathus 
Simophis 
Rhinaspis 
Spalerosophis 
Sphalerosophis 
B. Species-group Names 
Boa constrictor 
formosissimus, Constrictor 
Bogertophis subocularis 
sclerotica, Elaphe 
Cemophora coccinea 
doliatus, Coluber 
CrotalusVatrox 
Ccinereous, Crotalus 
