Fig. 8
From: A review of the genus Muusoctopus (Cephalopoda: Octopoda) from Arctic waters
Muusoctopus sp. 1. General anatomy, hectocotylus and male reproductive anatomy. a, d, GRL-PA-7–20-2–2016 (early immature male, mantle length (ML) 23 mm, northern Baffin Bay): funnel organ (a) and spermatophoric complex (d), in situ, ventral view; b, c, GRL-PA-7–20-1–2016 (late immature male, ML 30 mm, northern Baffin Bay): anterior part of digestive tract (b) and hectocotylus (c). Scale bars: a, c, d = 1 mm, b = 5 mm. Abbreviations: asg, anterior salivary gland; bm, buccal mass; ca, calamus; cd, crop diverticulum; di, diverticulum; e, esophagus; li, ligula; psg, posterior salivary gland; ss, spermatophoric sac; to, terminal organ