Kingdom Animalia Superfamily Cerithioidea Genus Athearnia Higher classification Leptoxis | Phylum Mollusca Family Pleuroceridae Scientific name Leptoxis crassa Rank Species | |
Similar Leptoxis, Gastropods, Clappia umbilicata, Molluscs | ||
The boulder snail (†Athearnia crassa) was a species of freshwater snail in the family Pleuroceridae. It was native to the United States, where it was known from Alabama, Georgia, Tennessee, and Virginia. It is now extinct.
References
Boulder snail Wikipedia(Text) CC BY-SA