Asp Viper, [239]
aspis (Vipera), [239]
astreptophorus (Tropidonotus natrix, var.), [154]
ater (Tropidonotus natrix, var.), [156]
atrovirens (Coluber), [170]
aurolineatus (Coluber), [167]
austriaca (Coronella), [197]
Bacteria, [113]
berus (Pelias), [221]
berus (Vipera), [230]