Kingdom Animalia Class Gastropoda Family Hydrobiidae Scientific name Posticobia norfolkensis | Phylum Mollusca Superfamily Rissooidea Genus Posticobia Rank Species | |
Posticobia norfolkensis is an extinct species of freshwater snail, an aquatic gastropod mollusk in the family Hydrobiidae, the mud snails. This species was endemic to Norfolk Island.
References
Posticobia norfolkensis Wikipedia(Text) CC BY-SA