Sepiolinae Leach, 1817

Bello, Giambattista, 2020, Evolution of the hectocotylus in Sepiolinae (Cephalopoda: Sepiolidae) and description of four new genera, European Journal of Taxonomy 655 (655), pp. 1-53 : 35

Subfamily Sepiolinae Leach, 1817

Sepiolinae Leach, 1817: 137 ; nom. transl. ex Appellöf, 1898. Type genus: Sepiola Leach, 1817 .

Diagnosis

Mantle broad, U-shaped, dorsally fused with head in nuchal region by occipital band; without ventral mantle shield. Fins rounded or slightly pointed; their length to about half mantle length or slightly greater, posteriorly not reaching the mantle rear end. Interbrachial web weakly developed between arms I–III. Arm suckers in 2 or 4, exceptionally 8, longitudinal rows. Left dorsal arm of male hectocotylized. Bursa copulatrix present near female genital opening in the left ventral side of mantle cavity. Visceral photophores present or absent. Gladius reduced or absent. (Modified after Vecchione & Young 2004 and Reid & Jereb 2005).