Leptoxis
Encyclopedia
Leptoxis is a genus
of freshwater snail
s 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.
Synonyms:
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of freshwater snail
Snail
Snail is a common name applied to most of the members of the molluscan class Gastropoda that have coiled shells in the adult stage. When the word is used in its most general sense, it includes sea snails, land snails and freshwater snails. The word snail without any qualifier is however more often...
s with a gill and an operculum
Operculum (gastropod)
The operculum, meaning little lid, is a corneous or calcareous anatomical structure which exists in many groups of sea snails and freshwater snails, and also in a few groups of land snails...
, aquatic
Aquatic animal
An aquatic animal is an animal, either vertebrate or invertebrate, which lives in water for most or all of its life. It may breathe air or extract its oxygen from that dissolved in water through specialised organs called gills, or directly through its skin. Natural environments and the animals that...
gastropod mollusks in the family Pleuroceridae
Pleuroceridae
Pleuroceridae, common name pleurocerids, is a family of small to medium-sized freshwater snails, aquatic gilled gastropod mollusks in the superfamily Cerithioidea.These snails have an operculum and typically a robust high-spired shell....
.
Species within this genus inhabit rocky fast-flowing parts of unpolluted and unimpounded mid-sized rivers in the American mid South
Southern United States
The Southern United States—commonly referred to as the American South, Dixie, or simply the South—constitutes a large distinctive area in the southeastern and south-central United States...
and the southern Midwest
Midwestern United States
The Midwestern United States is one of the four U.S. geographic regions defined by the United States Census Bureau, providing an official definition of the American 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 amplaLeptoxis amplaLeptoxis ampla, common name the round rocksnail, 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, specifically the state of Alabama...
- Leptoxis carinataLeptoxis carinataLeptoxis carinata, common name the crested mudalia, is a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Pleuroceridae.- Shell description :Leptoxis carinata has a shell and an operculum....
- Leptoxis dilatata
- † agate rocksnailAgate rocksnailThe †agate rocksnail, scientific name Leptoxis clipeata, was a species of freshwater snail with a gill and an operculum gastropod in the family Pleuroceridae. The species was endemic to the United States.-References:...
(Leptoxis clipeata) - oblong rocksnailOblong rocksnailThe oblong rocksnail, scientific name †Leptoxis compacta, was a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Pleuroceridae....
(Leptoxis compacta) - interrupted rocksnailInterrupted rocksnailThe interrupted rocksnail, scientific name †Leptoxis foremanii, is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae....
(Leptoxis foremanii) - maiden rocksnailMaiden rocksnailThe maiden rocksnail, scientific name †Leptoxis formosa, was a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae.This species was endemic to the United States. It is now extinct....
(Leptoxis formosa) - rotund rocksnailRotund rocksnailThe rotund rocksnail, scientific name †Leptoxis ligata, was a species of gastropod in the family Pleuroceridae.This species was endemic to the United States. It is now extinct.-References:* Bogan, A.E. 2000. . Downloaded on 7 August 2007....
(Leptoxis ligata) - † lyrate rocksnailLyrate rocksnailThe lyrate rocksnail, scientific name †Leptoxis lirata, was a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae.This species was endemic to the United States. It is now extinct....
(Leptoxis lirata) - black mudaliaBlack mudaliaThe black mudalia, scientific name Leptoxis melanoidus, 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.-References:...
(Leptoxis melanoidus) - knob mudaliaKnob mudaliaThe knob mudalia, scientific name Leptoxis minor, 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.-References:...
(Leptoxis minor) - † bigmouth rocksnailBigmouth rocksnailThe bigmouth rocksnail, scientific name †Leptoxis occultata, was a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae. This species was endemic to the United States. It is now extinct....
(Leptoxis occultata) - spotted rocksnailSpotted rocksnailThe spotted rocksnail, scientific name Leptoxis picta, 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.-References:...
(Leptoxis picta) - plicate rocksnailPlicate rocksnailThe plicate rocksnail, scientific name Leptoxis plicata, is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae....
(Leptoxis plicata) - mainstream river snailMainstream river snailThe 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.-References:* Bogan, A.E. 1996. . ...
(Leptoxis praerosa) - † Coosa rocksnailCoosa rocksnailThe Coosa rocksnail, scientific name †Leptoxis showalterii, also known as the "ribbed rocksnail", was a species of freshwater snails with an operculum, aquatic gastropod mollusks in the family Pleuroceridae....
(Leptoxis showalterii) - painted rocksnailPainted rocksnailThe painted rocksnail, scientific name Leptoxis taeniata, is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae....
(Leptoxis taeniata) - † Leptoxis torrefactaLeptoxis torrefacta†Leptoxis torrefacta was a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae.This species was endemic to the United States. It is now extinct.-References:...
- smooth rocksnailSmooth rocksnailThe smooth rocksnail, scientific name Leptoxis virgata, 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.-References:...
(Leptoxis virgata) - † striped rocksnailStriped rocksnailThe striped rocksnail, scientific name Leptoxis vittata, was a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae. This species was endemic to the United States.-References:...
(Leptoxis vittata)
Synonyms:
- Leptoxis anthonyix Anthony's river snail is a synonym for Athearnia anthonyiAthearnia anthonyiAthearnia anthonyi is a rare species of freshwater snail in the family Pleuroceridae. Its common name is Anthony's riversnail. It is native to three rivers in the Tennessee River system in the United States: the main branch and the Sequatchie River and Limestone Creek....
- Leptoxis crassa boulder snailBoulder snailThe boulder snail, scientific name †Athearnia crassa, was a species of freshwater snail, a gastropod in the family Pleuroceridae. This species was endemic to the United States, but it is now extinct.-References:...
is a synonym for Athearnia crassa