''Arion owenii'' is a
species of small air-breathing land
slug
Slug, or land slug, is a common name for any apparently shell-less terrestrial gastropod mollusc. The word ''slug'' is also often used as part of the common name of any gastropod mollusc that has no shell, a very reduced shell, or only a smal ...
, 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 ...
mollusc
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 esti ...
in the
family Arionidae
Arionidae, common name the "roundback slugs" or "round back slugs" are a taxonomic family of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Arionoidea.
Distribution
The distribution of this family of slug ...
, the roundback slugs.
Description
Note. In slugs it is often difficult to establish good criteria for identifying species using external features or internal features, as colouration can be quite variable, and the rather plastic anatomy makes diagnostic anatomical features difficult to establish.
An up to 35 mm long roundback slug. The colour is usually brown with dark colour bands, which can be interrupted (dark dots instead of bands), the sides are greyish. The surface with characteristic very regular and rather sharply ridged tubercles. Tentacles are pinkish brown and the sole is usually very pale yellow but sometimes yellow or orange.
Animalbase (Welter-Schultes)
/ref>
Distribution
This species occurs in:
* Great Britain
* Ireland
References
External links
''Arion owenii''
at Animalbase taxonomy,short description, distribution, biology,status (threats), images
''Arion owenii''
images at Encyclopedia of Life
Arion (gastropod)
Gastropods described in 1979
{{Arionidae-stub