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''Idioteuthis'' 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
whip-lash squid The Mastigoteuthidae, also known as whip-lash squid, are a family of small deep-sea squid. Approximately 20 known species in six genera are represented, with members found in both the pelagic zone, mesopelagic and Bathypelagic zone, bathypelagic z ...
containing at least one species. Some
teuthologist Teuthology (from Ancient Greek, Greek τεῦθος, "Common Cuttlefish, cuttlefish, European squid, squid", and -λογία, ''-logy, -logia'') is the study of Cephalopod, cephalopods, which are members of the class Cephalopod, Cephalopoda in ...
s consider it synonymous with ''
Mastigoteuthis ''Mastigoteuthis'' is a genus of whip-lash squid containing at least seven valid species. Some teuthologists consider ''Idioteuthis'' synonymous with this taxon. The genus contains bioluminescent species. Species *Genus ''Mastigoteuthis'' **''M ...
'', but genetics have confirmed the placement of this genus as distinct from all other genera in this family. The placement of ''Idioteuthis'' within the Mastigoteuthidae remains uncertain.


Species

*Genus ''Idioteuthis'' **'' Idioteuthis cordiformis'' ( Chun, 1908) **'' Idioteuthis latipinna'' * Sasaki, 1916 The taxon listed above with an asterisk (*) is a ''
taxon inquirendum In biological classification, a ''species inquirenda'' is a species of doubtful identity requiring further investigation. The use of the term in English-language biological literature dates back to at least the early nineteenth century. The ter ...
'' and needs further study to determine if it is a valid taxon or a synonym.


References

*Salcedo-Vargas, M.A. 1997. Cephalopods from the Netherlands Indian Ocean Programme (NIOP) - II. Mastigoteuthid lineage and related forms. ''Beaufortia'' 47: 91-108.


External links

Whip-lash squid {{squid-stub