arcifrons, Pomacentrus Heller [E.] & Snodgrass [R. E.] 1903:202, Pl. 7 [Proceedings of the Washington Academy of Sciences v. 5; ref. 2089] Barrington Island, Galápagos Islands. Holotype: CAS-SU 6356. Paratypes: BMNH 1901.6.28.212-221 [ex SU] (17); MCZ 29456 (2); CAS-SU 6419 (13), 6536 (now 3), 51109 (2), 51120 (1); ?USNM 50047-48 (4, 20), 153624 [ex MCZ 29456] (1). Type catalog: Böhlke 1953:83 [ref. 12291]. •Valid as Stegastes arcifrons (Heller & Snodgrass 1903) -- (Allen & Woods 1980:193 [ref. 6919], Allen 1991:253 [ref. 19344], Allen & Robertson 1994:190 [ref. 22193], Schneider & Krupp in Fischer et al. 1995:1402 [ref. 22830], Grove & Lavenberg 1997:480 [ref. 24023], McCosker & Rosenblatt 2010:193 [ref. 30957], Parenti 2021:82 [ref. 38418]). Current status: Valid as Stegastes arcifrons (Heller & Snodgrass 1903). Pomacentridae: Microspathodontinae. Distribution: Eastern Pacific: Cocos Island (Costa Rica), Malpelo Island (Colombia) and Galapagos Islands (Ecuador). Habitat: marine.