''Echinix'' is a
genus of air-breathing land
semi-slugs.
''Echinix'' is the only genus in the
subfamily
In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...
Echinichinae,
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 ...
mollusks in the superfamily
Xanthonychoidea
Xanthonychoidea is a taxonomic superfamily of air-breathing land snails, land slugs and semi-slugs, terrestrial pulmonate gastropod molluscs in the clade Stylommatophora.
Taxonomy
2005 taxonomy
The taxon Xanthonychoidea was not used in the ...
.
This genus and family was described in December 2012.
Distribution
The subfamily Echinichinae is endemic to states
Tamaulipas and
Querétaro
Querétaro (), officially the Free and Sovereign State of Querétaro ( es, Estado Libre y Soberano de Querétaro, links=no; Otomi language, Otomi: ''Hyodi Ndämxei''), is one of the Political divisions of Mexico, 32 federal entities of Mexico. I ...
in northeastern
Mexico.
Species
Species in the genus ''Echinix'' include:
* ''
Echinix ochracea
''Echinix'' is a genus of air-breathing land semi-slugs. ''Echinix'' is the only genus in the subfamily Echinichinae, terrestrial pulmonate gastropod mollusks in the superfamily Xanthonychoidea. This genus and family was described in Decembe ...
'' Thompson & Naranjo-García, 2012
* ''
Echinix granulata
''Echinix'' is a genus of air-breathing land semi-slugs. ''Echinix'' is the only genus in the subfamily (biology), subfamily Echinichinae, terrestrial molluscs, terrestrial pulmonate gastropod mollusks in the superfamily Xanthonychoidea. This gen ...
'' Thompson & Naranjo-García, 2012
* ''
Echinix rugosa
''Echinix'' is a genus of air-breathing land semi-slugs. ''Echinix'' is the only genus in the subfamily Echinichinae, terrestrial pulmonate gastropod mollusks in the superfamily Xanthonychoidea. This genus and family was described in Decembe ...
'' Thompson & Naranjo-García, 2012
Description
Species in the genus ''Echinix'' are
semi-slugs, which have their
shells completely hidden under the
mantle
A mantle is a piece of clothing, a type of cloak. Several other meanings are derived from that.
Mantle may refer to:
*Mantle (clothing), a cloak-like garment worn mainly by women as fashionable outerwear
**Mantle (vesture), an Eastern Orthodox ve ...
.
There are numerous
glandular papillae
In animals, a gland is a group of cells in an animal's body that synthesizes substances (such as hormones) for release into the bloodstream ( endocrine gland) or into cavities inside the body or its outer surface ( exocrine gland).
Structure
...
on the dorsal part of the body.
Dart sac
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. Thes ...
is a part of its
reproductive system.
References
External links
photo of ''Echinix ochracea'' on the cover of ''Archiv für Molluskenkunde''
{{Taxonbar, from=Q5332456
Xanthonychidae
Gastropod genera