Cycloteuthidae
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Order:	Oegopsida
Superfamily:	Cycloteuthoidea
Family:	Cycloteuthidae Naef, 1923[1]
Type genus
Cycloteuthis Joubin, 1919
Genera
Cycloteuthis Discoteuthis

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. Cycloteuthidae are characterised by a triangular funnel locking apparatus.

Species

• Genus Cycloteuthis
  • Cycloteuthis akimushkini *
  • Cycloteuthis sirventi *
• Genus Discoteuthis
  • Discoteuthis discus *
  • Discoteuthis laciniosa
  • Discoteuthis sp. A *
  • Discoteuthis sp. B

The entries listed above with an asterisk (*) are questionable and need further study to determine if they are valid or synonyms.