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Atractaspidinae
(burrowing asps), subfamily, snakes
Nucleotide Protein
Atractaspis
genus, snakes
Aparallactus
Lamprophiidae
family, snakes
Aparallactinae
subfamily, snakes
Xenocalamus
Chilorhinophis
Amblyodipsas
Polemon
Atractaspis irregularis
species, snakes
Atractaspis aterrima
(mole viper), species, snakes
Polemon acanthias
Polemon collaris
Amblyodipsas polylepis
Xenocalamus transvaalensis
Aparallactus modestus
Aparallactus capensis
Atractaspis bibronii
Atractaspis corpulenta
Atractaspis engaddensis
(Israeli mole viper), species, snakes
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