Fig. 3
From: A review of the genus Muusoctopus (Cephalopoda: Octopoda) from Arctic waters
Muusoctopus aegir Golikov, Gudmundsson & Sabirov, sp. nov. General anatomy. a, holotype BS-319–2012 (late maturing female, mantle length (ML) 43 mm, off the Barents Sea slope): funnel organ; b, paratype KS-189–2010 (mature male, ML 30 mm, the Kara Sea): funnel organ; c, BS-70–2-2018 (late maturing male, ML 24 mm, the Barents Sea): funnel organ; d, BIOICE-2516–2 (late maturing female, ML 28 mm, off Iceland): funnel organ; e, paratype BS-304–2012 (spent female, ML 26 mm, off the Barents Sea slope): digestive tract, rectum loop untangled. Scale bars: a–d = 1 mm, e = 5 mm. Abbreviations: a, anus; asg, anterior salivary gland; bm, buccal mass; c, caecum; cd, crop diverticulum; dg, digestive gland; e, esophagus; i, intestine; psg, posterior salivary gland; r, rectum; s, stomach