FIGURE 6 in Revision of the Alitta virens species complex (Annelida: Nereididae) from the North Pacific Ocean

FIGURE 6. Alitta dyamusi (Izuka, 1902) n. comb., epitoke male. Non-types (NSMT 5004-5010), Hokkaido, Japan. A. Anterior region, dorsal view. B. Pharynx, dorsal (left) and ventral (right) views. C. Right jaw, ventral (left) and dorsal (right) views (arrow pointing clustered longitudinal canals). D. Dorsal ligules of anterior natatory chaetigers, dorsolateral view. E. Posterior region with regenerating pygidium, dorsal view. F. Root of aciculae (set. 100). G. Articulation of a same sesquigomph spiniger, ventral (left) and anterior (right) views (set. 15). H. Ensiform chaeta (set. 100). I. Heterogomph spiniger (set. 15). J. Heterogomph falciger (set. 15). Scale bars: A, 5 mm; B, C, E, 2 mm; D, 5 mm; F, 0.5 mm; G–J, 20 µm.