Cepaea
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''Cepaea'' is a
genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of medium-sized air-breathing
land snail A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial gastropod mollusks that have shells (those without shells are known as ...
s,
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 Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ...
gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
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 e ...
s in the family
Helicidae Helicidae is a large, diverse family of small to large, air-breathing land snails, sometimes called the "typical snails." A number of species in this family are valued as food items, including ''Cornu aspersum'' (formerly ''Helix aspersa'') the b ...
. The shells of species within this genus are often brightly colored and patterned with stripes. The two species from this genus, the common and widespread ''C. nemoralis'' and ''C. hortensis'', have been model species for early studies of genetics and natural selection. They occur in Europe, although introduced populations occur elsewhere in the world. Like many Helicidae, this genus of snails create and use
love dart A love dart (also known as a gypsobelum, shooting darts, or just as darts) is a sharp, calcareous or chitinous dart which some hermaphroditic land snails and slugs create. Love darts are both formed and stored internally in a dart sac. These ...
s.


Species

For a long time, four species were classified in the genus ''Cepaea''. However, molecular phylogenetic studies suggested that the latter two should be placed in the unrelated genera ''Macularia'' and ''Caucasotachea'': * ''
Cepaea hortensis The white-lipped snail or garden banded snail, scientific name ''Cepaea hortensis'', is a medium-sized species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Helicidae. It is a close relative of the Grov ...
'' (O. F. Müller, 1774) – white-lipped snail or garden banded snail * ''
Cepaea nemoralis The grove snail, brown-lipped snail or Lemon snail (''Cepaea nemoralis'') is a species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often de ...
'' (Linnaeus, 1758) – brown-lipped snail or grove snail * ''
Cepaea sylvatica '' Macularia sylvatica'' is a medium-sized species of air-breathing dextral land snail, a terrestrial pulmonate gastropod mollusc in the family Helicidae. It was once seen as a close relative of the grove snail (''Cepaea nemoralis''), but does i ...
'' (Draparnaud, 1801), now ''Macularia sylvatica'' * ''
Cepaea vindobonensis ''Caucasotachea vindobonensis'' is a species of medium-sized air-breathing land snail, a terrestrial pulmonate gastropod in the family Helicidae. The scientific name is derived from the Celtic settlement Vindobona, now known as Vienna, the ...
'' (Férussac, 1821), now ''Caucasotachea vindobonensis''


References


Further reading

* Helicidae Gastropod genera {{Helicidae-stub