Leptoxis

Leptoxis
An 1882 drawing of the shell of Leptoxis taeniata
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Sorbeoconcha
Superfamily:	Cerithioidea
Family:	Pleuroceridae
Genus:	Leptoxis Rafinesque, 1819[1]

Leptoxis is a genus of freshwater snails with a gill and an operculum, aquatic gastropod mollusks in the family Pleuroceridae.

Species within this genus inhabit rocky fast-flowing parts of unpolluted and unimpounded mid-sized rivers in the American mid South and the southern Midwest. Species in the subgenus Mudalia inhabit rivers and creeks in the Atlantic drainage.

Species

Species within the genus Leptoxis include. Those that are extinct are marked with a dagger †.

• Leptoxis ampla
• Leptoxis carinata
• Leptoxis dilatata
• † agate rocksnail (Leptoxis clipeata)
• oblong rocksnail (Leptoxis compacta)
• interrupted rocksnail (Leptoxis foremanii)
• † maiden rocksnail (Leptoxis formosa)
• † rotund rocksnail (Leptoxis ligata)
• † lyrate rocksnail (Leptoxis lirata)
• black mudalia (Leptoxis melanoides)
• knob mudalia (Leptoxis minor)
• † bigmouth rocksnail (Leptoxis occultata)
• spotted rocksnail (Leptoxis picta)
• plicate rocksnail (Leptoxis plicata)
• mainstream river snail (Leptoxis praerosa)
• † Coosa rocksnail (Leptoxis showalterii)
• painted rocksnail (Leptoxis taeniata)
• † Leptoxis torrefacta
• Leptoxis umbilicata
• smooth rocksnail (Leptoxis virgata)
• † striped rocksnail (Leptoxis vittata)

Synonyms:

• Leptoxis anthonyix Anthony's river snail is a synonym for Athearnia anthonyi
• Leptoxis crassa boulder snail is a synonym for Athearnia crassa

References

1. (French) Rafinesque C. S. (1819). "Prodrome de 70 nouveaux Genres d'Animaux découverts dans l'intérieur des États-Unis d'Amérique, durant l'année 1818". Journal de Physique, de Chimie et d'Histoire Naturelle 88: 417-429. Leptoxis is on page 424.