Pleurodontidae is a family of air-breathing land snails,

terrestrial Terrestrial refers to things related to land or the planet Earth. Terrestrial may also refer to: * Terrestrial animal, an animal that lives on land opposed to living in water, or sometimes an animal that lives on or near the ground, as opposed to ...

pulmonate gastropod

mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is es ...

s in the superfamily

Helicoidea Helicoidea is a taxonomic superfamily of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the clade Stylommatophora. Taxonomy 2005 taxonomy There are 19 families within the superfamily Helicoidea according to the taxonom ...

. MolluscaBase eds. (2020). MolluscaBase. Pleurodontidae Ihering, 1912. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=870597 on 2021-01-03 This family is classified within the order

Stylommatophora Stylommatophora is an orderPhilippe Bouchet, Jean-Pierre Rocroi, Bernhard Hausdorf, Andrzej Kaim, Yasunori Kano, Alexander Nützel, Pavel Parkhaev, Michael Schrödl and Ellen E. Strong. 2017. Revised Classification, Nomenclator and Typification ...

within the superorder

Eupulmonata Eupulmonata is a taxonomic clade of air-breathing snails. The great majority of this group are land snails and slugs, but some are marine and some are saltmarsh snails that can tolerate salty conditions. Linnean taxonomy *Suborder Eupulmonata H ...

(according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). This family has no subfamilies. The family Pleurodontidae includes some American taxa that used to be included within the Australasian family

Camaenidae Camaenidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea, the typical snails and their allies. This is one of the most diverse families in the clade Stylommatophora. Thes ...

, a

taxon In biology, a taxon ( back-formation from '' taxonomy''; plural taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular n ...

whose

monophyly In cladistics for a group of organisms, monophyly is the condition of being a clade—that is, a group of taxa composed only of a common ancestor (or more precisely an ancestral population) and all of its lineal descendants. Monophyletic gr ...

was in doubt.

Anatomy

Pleurodontids are defined by a missing

diverticulum In medicine or biology, a diverticulum is an outpouching of a hollow (or a fluid-filled) structure in the body. Depending upon which layers of the structure are involved, diverticula are described as being either true or false. In medicine, t ...

. However the diverticulum is partially present in the genus ''

Solaropsis ''Solaropsis'', also known by the common name sundial snails or sun snails, is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Solaropsidae. MolluscaBase eds. (2021). MolluscaBase. Solaropsis H. Be ...

''. The stimulatory organ is equally missing. However, ''

'' has in part a penial stimulator and a divided penis retractor muscle.

Genera

Genera within this family include: * ''Coloniconcha'' Pilsbry, 1933 - with the only species ''

Coloniconcha prima ''Coloniconcha prima'' is a species of air-breathing semi-slug, a terrestrial animal, terrestrial pulmonate gastropod mollusk in the family Pleurodontidae.Breure A. S. H. (2010). "The rediscovery of a semi-slug: ''Coloniconcha prima'' Pilsbry, 19 ...

'' Pilsbry, 1933 * '' Dentellaria'' Schumacher, 1817 - either separate genus (with a synonym: ''Lucerna'')Schileyko A. A. (2006). "Treatise on recent terrestrial pulmonate molluscs. Part 13. Helicidae, Pleurodontidae, Polygyridae, Ammonitellidae, Oreohelicidae, Thysanophoridae". ''Ruthenica'' Suppl. 2: 1765-1906. pages 1820. or as a synonym of ''Pleurodonte'' * '' Discolepis'' Ancey, 1904 * '' Eurycratera'' Beck, 1837Rosenberg G. & Muratov I. V. (2006). "Status Report on the Terrestrial Mollusca of Jamaica" '' Proceedings of the Academy of Natural Sciences of Philadelphia'' 155(1): 117-161. . ** '' Eurycratera jamaicensis'' (Gmelin, 1791) * † '' Ganeselloides'' Yen, 1969 * '' Gonostomopsis'' Pilsbry, 1889 * '' Lucerna'' Swainson, 1840 * '' Pleurodonte'' Fischer de Waldheim, 1807 * '' Psadara'' Miller, 1878 - synonym or subgenus of ''Solaropsis'' * ''

'' Beck, 1837 * '' Thelidomus'' Swainson, 1840 (or in Camaenidae) * ''

Zachrysia ''Zachrysia'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Zachrysiidae Species Species within the genus ''Zachrysia'' are majorly Cuban endemics and include: * '' Zachrysia auricoma'' (F� ...

'' Pilsbry, 1926 (or in Camaenidae)

References

External links

Hartmut Nordsieck, Higher classification of Helicoidea and the molecular analyses of their phylogeny
{{Taxonbar, from=Q7204777 Gastropod families Taxa named by Hermann von Ihering