''Discohelix'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of extinct
sea snail
Sea snails are slow-moving marine (ocean), marine gastropod Mollusca, molluscs, usually with visible external shells, such as whelk or abalone. They share the Taxonomic classification, taxonomic class Gastropoda with slugs, which are distinguishe ...
s,
marine gastropod
Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, freshwater, and fro ...
mollusk
Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...
s in the family
Discohelicidae.
[Bouchet, P. (2015). ''Discohelix'' Dunker, 1847 †. In: MolluscaBase (2015). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=536262 on 2016-12-04]
Species
The following species were brought into synonymy:
* ''Discohelix hedleyi'' Mestayer, 1916 accepted as ''
Zerotula hedleyi'' (Mestayer, 1916)
The following species are alternate representation:
* ''Discohelix retifera'' Dall, 1892 represented as ''
Pseudotorinia retifera'' (Dall, 1892) (alternate representation), in turn accepted as ''
Pseudotorinia'' (an unresolved
species complex
In biology, a species complex is a group of closely related organisms that are so similar in appearance and other features that the boundaries between them are often unclear. The taxa in the complex may be able to hybridize readily with each oth ...
).
References
External links
* Bieler R. (1993). "Architectonicidae of the Indo-Pacific (Mollusca, Gastropoda)". ''
Abhandlungen des Naturwissenschaftlichen Vereins in Hamburg'' (NF) 30: 1–376.
Discohelicidae
{{Vetigastropoda-stub