Fig. 19 in A new genus and three new species of mangrove slugs from the Indo-West Pacific (Mollusca: Gastropoda: Euthyneura: Onchidiidae)

Fig. 19. Paromoionchis tumidus (Semper, 1880) comb. nov. unit #2, spine of accessory penial gland. A. Australia, Northern Territory [1638] (NTM P.57623). B. Philippines, Luzon [3237] (PNM 041265). C. Philippines, Luzon [3172] (PNM 041262). D. Distal tip of spine, same as A. E. Distal tip of spine, same as B. F. Distal tip of spine, same as C. Scales: A = 150 μm; B–C = 200 μm; D–F = 20 μm.