Ink-fish

Ink-fish Temporal range: Early Devonian – Recent PreЄ Є O S D C P T J K Pg N
Caribbean reef squid (Sepioteuthis sepioidea)
Scientific classification
Kinrick:	Animalia
Phylum:	Mollusca
Cless:	Cephalopoda
Subcless:	Coleoidea
Cohort:	Neocoleoidea
Superorder:	Decapodiformes Leach, 1817
Orders
Myopsida Oegopsida d'Orbigny, 1845 Sepiida Zittel, 1895 Spirulida Stolley, 1919 Teuthida Naef, 1916 (nomen dubium) Decapodiformes incertae sedis Bathyteuthoidea Vecchione, Young, & Sweeney, 2004 Idiosepiidae Appellöf, 1898
Synonyms
Decembrachiata Winckworth, 1932

Ink-fish is ocean cephalopods of the order Teuthida, which comprises around 300 species. Like other cephalopods, ink-fish has a distinct heid, bilateral symmetry, a mantle, and airms. Ink-fish, like cuttlefish, has echt airms and two tentacles arranged in pairs. (The anely kent exception is the big fin ink-fish group, which has ten gey lang, thin airms of equal length.)