Mainstream river snail | |
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Conservation status | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
(unranked): | clade Caenogastropoda clade Sorbeoconcha |
Superfamily: | Cerithioidea |
Family: | Pleuroceridae |
Genus: | Leptoxis |
Species: | L. praerosa |
Binomial name | |
Leptoxis praerosa Say, 1821 |
The mainstream river snail, also known as the onyx rocksnail, scientific name Leptoxis praerosa, is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae. This species is endemic to the United States.