excelsa, Loa Jordan [D. S.] 1921:652, Fig. 6 [Proceedings of the United States National Museum v. 59 (no. 2392); ref. 2419] Off lava flow from Mauna Loa, Alika, Kau District, Hawaii Island, Hawaiian Islands. Holotype (unique): USNM 84094. •Valid as Chaetodon excelsa (Jordan 1921) -- (Burgess 1978:363 [ref. 700], Yamakawa & Tameka in Okamura et al. 1982:249 [ref. 8256], Randall 1995:249 [ref. 22896], Myers & Donaldson 2003:629 [ref. 27495]). •Synonym of Chaetodon modestus Temminck & Schlegel 1844 -- (Allen 1980:162 [ref. 22764]). •Valid as Roa excelsa (Jordan 1921) -- (Blum 1989:13 [ref. 37553], Smith et al. 2003:302 [ref. 27125], Kuiter 2004:167 [ref. 27778], Mundy 2005:402 [ref. 28379], Randall 2007:291 [ref. 30952], Rocha et al. 2017:130 [ref. 35651], Uejo et al. 2020:[7] [ref. 37307], Matsunuma & Motomura 2022:3 [ref. 38992]). Current status: Valid as Roa excelsa (Jordan 1921). Chaetodontidae. Distribution: Western and central Pacific: Guam, Johnston Atoll, Hawaiian Islands. Habitat: marine.