atronasus, Kaupichthys Schultz [L. P.] in Schultz et al. 1953:65, Fig. 14 [Bulletin of the United States National Museum No. 202, v. 1; ref. 3975] Lagoon coral head, northern end of Rongelap Island, Rongelap Atoll, Marshall Islands, western Pacific, depth 18 feet. Holotype: USNM 141260. Paratypes: USNM 141696 (1). Type catalog: Smith 1994:4 [ref. 21917]. •Valid as Kaupichthys atronasus Schultz 1953 -- (Asano in Masuda et al. 1984:22 [ref. 6441], Paxton et al. 1989:137 [ref. 12442], Smith 1989:87 [ref. 13285], Winterbottom et al. 1989:6 [ref. 13251], Randall et al. 1997:494 [ref. 25919], Myers 1999:41 [ref. 23965], Smith 1999:1640 [ref. 24661], Allen 2000:84 [ref. 37268], Nakabo 2000:194 [ref. 25086], Tighe in Randall & Lim 2000:584 [ref. 25122], Hutchins 2001:16 [ref. 25847], Nakabo 2002:194 [ref. 26001], Allen & Adrim 2003:22 [ref. 26830], Myers & Donaldson 2003:610 [ref. 27495], Paxton et al. 2006:242 [ref. 28994], Fricke et al. 2011:349 [ref. 31242], Allen & Erdmann 2012:73 [ref. 31980], Smith et al. 2015:301 [ref. 34209], Golani & Fricke 2018:19 [ref. 36273], Tighe 2022:81 [ref. 39683], Allen & Erdmann 2024:81 [ref. 40796]). Current status: Valid as Kaupichthys atronasus Schultz 1953. Chlopsidae. Distribution: Red Sea; Indo-West Pacific: East Africa east to Society Islands (French Polynesia), north to Ryukyu Islands (Japan), south to Queensland (Australia). Habitat: marine.