Achatinina

Belongs within: Heterobranchia.Contains: Streptaxidae, Achatininae, Stenogyrinae, Subulininae. The Achatinina are a clade of snails united by molecular phylogenetic analysis, members of which have genitalia with a greatly reduced or absent stimulator. The carnivorous Streptaxoidea, characterised by a radula with lanceolate teeth, form the sister group of the remaining species in the Achatinoidea. <==AchatininaBR17 |–StreptaxoideaBR17 |… Continue reading Achatinina

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Streptaxidae

Belongs within: Achatinina.Contains: Gulella, Ptychotrema. The Streptaxidae are a nearly pantropical family of carnivorous snails (though absent from the native fauna of Australia). Characters (from Tillier 1989): Buccal mass very long. Gastric crop cylindrical; gastric pouch may be dedifferentiated; intestine short. Kidney very short, internally homogeneous in morphology. Ureteric tube closed as far as pneumostome.… Continue reading Streptaxidae

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Categorised as Achatinina