Fig. 2
From: A review of the genus Muusoctopus (Cephalopoda: Octopoda) from Arctic waters
Muusoctopus aegir Golikov, Gudmundsson & Sabirov, sp. nov. External view. a–c, holotype BS-319–2012 (late maturing female, mantle length (ML) 43 mm, off the Barents Sea slope, fixed): dorsal (a), ventral (b) and lateral (c) view; d, paratype KS-189–2010 (mature male, ML 30 mm, the Kara Sea, fixed): lateral view; e, f, paratype ICL-A13-570–2017 (pre-spent female, ML 24 mm, off Iceland, fixed): ventral (e) and lateral (f) view; g, h, ICL-A11-640–2016 (not analyzed; off Iceland, fresh): dorsal (g) and ventral (h) view; i, j, BS-HH-244–2012 (mature male, ML 36 mm, off Svalbard, fresh (j) and fixed (i)): dorsal (i) and ventral (j) view; k, BIOICE-2322 (late maturing female, ML 38 mm, off Iceland, fixed): dorsal view. Arrowheads indicate the hectocotylus in males. Scale bars = 10 mm