9242251f_Onychoteuthidae__Marginal_suckers_on_manus
[Genus] Notonykia [Photophores] Absent [Secondary occipital folds] Three* [Structure of mantle epidermis] Smooth [Fins] Rhombic [Terminal pad suckers] 17–25 (dactylus) + 11–14 (terminal pad) [Rachidian] Unicuspid [Marginal suckers on manus] 
One or two may remain distally at maturity
Onychoteuthidae
Marginal suckers on manus