''Discoteuthis'' is a genus of

squid True squid are molluscs with an elongated soft body, large eyes, eight arms, and two tentacles in the superorder Decapodiformes, though many other molluscs within the broader Neocoleoidea are also called squid despite not strictly fitting t ...

in the family

Cycloteuthidae The Cycloteuthidae are a family in the order Oegopsida, comprising two genera. While physically dissimilar, molecular evidence supports the relatedness of the genera. The family is found primarily in mesopelagic tropical to subtropical waters. ...

. It is distinguished from the genus ''

Cycloteuthis ''Cycloteuthis'' is a genus of squid in the family Cycloteuthidae. It is distinguished from the genus ''Discoteuthis'' by the presence of a tail on the mantle. The species '' C. akimushkini'' is currently considered a junior synonym of '' C. s ...

'' by the absence of a tail on the mantle. The genus occurs in

tropical The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in the Southern Hemisphere at S. The tropics are also referred to ...

and

subtropical The subtropical zones or subtropics are geographical zone, geographical and Köppen climate classification, climate zones to the Northern Hemisphere, north and Southern Hemisphere, south of the tropics. Geographically part of the Geographical z ...

oceans worldwide. The genus contains bioluminescent species.

References

External links

Tree of Life web project: ''Discoteuthis''
Cephalopod genera Squid Bioluminescent molluscs {{squid-stub