Fig. 3 in A New Species of Bathyal Nemertean, Proamphiporus kaimeiae sp. nov., off Tohoku, Japan, and Molecular Systematics of the Genus (Nemertea: Monostilifera)

Fig. 3. Proamphiporus kaimeiae sp. nov., holotype, ICHUM 6058, photomicrographs of transverse sections. A, Body wall in brain region; B, anterior part of cerebral organs; arrowheads pointing to the radial canal; C, posterior part of cerebral organs; arrowhead pointing to the lateral canal; D, brain; arrowhead pointing to vascular plug; E, proboscis; F, testis; G, excretory collecting tubule (arrowhead). Abbreviations: ag, acidophilic glands; br, brain; de, dermis; dg, dorsal ganglion; ep, epidermis; ln, lateral nerve cord; mlm, middle longitudinal muscle layer of body wall; ocm, outer circular muscle layer of body wall; pb, proboscis; pe, proboscis epithelium; pic, proboscis inner circular muscle layer; poc, proboscis outer circular muscle layer; rh, rhynchocoel; st, stomach; te, testis; vg, ventral ganglion. Scale bars: A = 20 µm, B = 75 µm, C, G = 50 µm, D = 100 µm, E, F = 40 µm.