occidentalis, Bothragonus Lindberg [G. U.] 1935:1223, Figs. 1-2 [Izvestija Akademii Nauk Soiuza Sovetskikh Sotsialisticheskikh Respublik, VII Serija, Otdelenie Matematischeskikh i Estestvennykh Nauk, Moskwa, Leningrad = Bulletin de l'Académie des Sciences de 'Union des Républiques Soviétiques Socialistes, VII Série, Classe des Sciences Mathématiques et Naturelles 1935 (no. 1); ref. 13712] Off Petrov Island, Sea of Japan, 42°52'N, 133°50'E, depth 35 meters. Holotype: ZIN 25104. Paratypes: ZIN 25105 (1). Type catalog: Sheiko & Fedorov 2010:23 [ref. 38118]. •Valid as Bothragonus occidentalis Lindberg 1935 -- (Sheiko 1983:19 [ref. 37041], Kanayama in Masuda et al. 1984:332 [ref. 6441], Maeda & Amaoka 1988:104 [ref. 12616], Kanayama 1991:71 [ref. 19261], Sheiko 1993:74 [ref. 21227], Sokolovskaya et al. 1998:10 [ref. 24670], Nakabo 2000:661 [ref. 25086], Nakabo 2002:661 [ref. 26001], Nakabo 2002:661 [ref. 26001], Parin et al. 2002:S97 [ref. 28300], Sheiko & Mecklenburg 2004:6 [ref. 27591], Sheiko & Fedorov 2010:23 [ref. 38118], Parin et al. 2014:286 [ref. 33547], Dyldin & Orlov 2022:61 [ref. 38972]). Current status: Valid as Bothragonus occidentalis Lindberg 1935. Agonidae: Bothragoninae. Distribution: Northwestern Pacific: southern Okhotsk Sea to northern Sea of Japan and Pacific coast of Hokkaido (Japan). Habitat: marine.