microstoma, Chascanopsetta Kuronuma [K.] 1940:51, Fig. 7 [Bulletin of the Biogeographical Society of Japan v. 10 (no. 3); ref. 2701] Off Heta, Suruga Bay, Japan, depth about 300 meters. Holotype: whereabouts unknown. •Valid as Chascanopsetta microstoma Kuronuma 1940 -- (Amaoka in Okamura et al. 1982:407 [ref. 8256]). •Synonym of Chascanopsetta lugubris Alcock 1894 -- (Amaoka & Yamamoto 1984:210 [ref. 5632]). Current status: Synonym of Chascanopsetta lugubris Alcock 1894. Bothidae. Habitat: marine.