Adontorhina cyclia S. S. Berry, 1947

(Fig. 4 G, H)

Adontorhina cyclia S. S. Berry, 1947: 260–261, pl. 1, figs 1–2.

Material examined: four specimens from the sea slope of the Kunashir, Paramushir, and Atlasova Islands (200–805 m) .

Distribution: Sea of Japan; off Japan (Pacific Ocean); Sea of Okhotsk; Kuril Islands; Commander Islands; Bering Sea; Alaska; to Baja California; Gulf of California (12– 2,770 m) (Scott 1986; Kamenev 1995, 1996, 2013; Coan, Valentich-Scott & Bernard 2000; Kantor & Sysoev 2005; Coan & Valentich-Scott 2012; Kamenev & Lisitsyna 2024).

Remarks: This species, widely distributed in the North Pacific, has been recorded from the region of the Kuril Islands for the first time (Kamenev & Lisitsyna 2024).