guyotensis, Chaetodon Yamamoto [E.] & Tameka [S.] in Okamura et al. 1982:249, Pl. 171 [Fishes of the Kyushu-Palau Ridge and Tosa Bay; ref. 8256] Western Pacific, 26°46.1'N, 135°19.8'E to 26°44.7'N, 135°22.5'E, depth 332 meters. Holotype: HUMZ 75063. Paratypes: BSKU 26216 (1), Miyazaki Univ. 7043 (1). •Valid as Chaetodon guyotensis Yamamoto & Tameka 1982 -- (Ida in Masuda et al. 1984:186 [ref. 6441]). •Valid as Peterscottia guyotensis (Yamamoto & Tameka 1982) -- (Nalbant 1991:421 [ref. 21839]). •Valid as Prognathodes guyotensis (Yamamoto & Tameka 1982) -- (Randall & De Bruin 1988:145 [ref. 6861], Blum 1989:12 [ref. 37553], Adam et al. 1998:13 [ref. 23610], Nakabo 2000:889 [ref. 25182], Smith et al. 2003:302 [ref. 27125], Shinohara et al. 2005:436 [ref. 28370], Koeda et al. 2021:6 [ref. 38857], Heemstra & Heemstra 2022:468 [ref. 39746], Aiba & Endo 2023:19 [ref. 40832]). Current status: Valid as Prognathodes guyotensis (Yamamoto & Tameka 1982). Chaetodontidae: Chaetodontinae. Distribution: Indian Ocean: Maldives; northwestern Pacific: Kyushu-Palau Ridge north to Mie Prefecture (Japan). Habitat: marine.