''Macrogastra rolphii'', known as Rolph’s door snail, 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 defined as the largest group of organisms in which any two individuals of the appropriate s ...
of 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 ...
, a
terrestrial 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 ...
in the family
Clausiliidae, the door snails.
[MolluscaBase eds. (2021). MolluscaBase. Macrogastra rolphii (W. Turton, 1826). Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=1050404 on 2021-06-01]
The
shell of this species is sinistral, or left-handed, in its coiling.
;Subspecies:
* ''Macrogastra rolphii digonostoma''
(Bourguignat, 1877)
* ''Macrogastra rolphii portensis''
(Luso da Silva, 1872)
* ''Macrogastra rolphii rolphii''
(W. Turton, 1826)
Distribution
This species is known to occur in Western Europe in the following islands and countries:
* Belgium
*
Great Britain
Great Britain is an island in the North Atlantic Ocean off the northwest coast of continental Europe. With an area of , it is the largest of the British Isles, the largest European island and the ninth-largest island in the world. It is ...
* The Netherlands
* Portugal
* and others
References
* Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16th, 2017.
External links
Taylor, J. W. (1883). Descriptions of some new varieties of British land and freshwater shells. Journal of Conchology. 4: 28-37*
AnimalBase info at
Clausiliidae
Gastropods described in 1826
{{Clausiliidae-stub