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.
| Posticobia norfolkensis | |
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| Species: | P. norfolkensis
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| Posticobia norfolkensis (Sykes, 1900)
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References edit
- ^ Mollusc Specialist Group (1996). "Posticobia norfolkensis". IUCN Red List of Threatened Species. 1996: e.T18090A7654622. doi:10.2305/IUCN.UK.1996.RLTS.T18090A7654622.en. Retrieved 17 November 2021.
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