Athearnia crassa, the boulder snail, was a species of freshwater snail in the family Pleuroceridae. It was[when?] native to the United States, where it was known from Alabama, Georgia, Tennessee, and Virginia. It is now extinct.[1]

Leptoxis crassa
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Family: Pleuroceridae
Genus: Athearnia
Species:
A. crassa
Binomial name
Athearnia crassa
(Haldeman, 1841)
Synonyms

Leptoxis crassa

References

edit
  1. ^ a b Mollusc Specialist Group (1996). "Athearnia crassa". IUCN Red List of Threatened Species. 1996: e.T11768A3304335. doi:10.2305/IUCN.UK.1996.RLTS.T11768A3304335.en. Retrieved 15 November 2021.