monostigma, Gunnellichthys (Gunnellichthys) Smith [J. L. B.] 1958:127, Fig. 2E [Ichthyological Bulletin, Department of Ichthyology, Rhodes University No. 9; ref. 4119] Pinda, Mozambique, western Indian Ocean. Holotype: SAIAB [formerly RUSI] 132. Paratypes: SAIAB [formerly RUSI] 43043 (5). •Valid as Gunnellichthys monostigma Smith 1958 -- (Hayashi in Masuda et al. 1984:288 [ref. 6441], Randall et al. 1990:414 [ref. 15987], Randall & Goren 1993:26 [ref. 21131], Allen 1997:220 [ref. 23977] as Gunnelichthys, Kuiter 1997:360 [ref. 25488], Randall et al. 1997:414 [ref. 25919], Myers 1999:262 [ref. 23965], Fricke 1999:525 [ref. 24106], Allen 2000:93 [ref. 37268] as Gunnelichthys m., Nakabo 2000:1261 [ref. 25182], Laboute & Grandperrin 2000:419 [ref. 25191], Randall & Earle 2000:20 [ref. 25806], Hutchins 2001:44 [ref. 25847], Larson 2001:3608 [ref. 26296], Nakabo 2002:1261 [ref. 26193], Randall & Shen 2002:492 [ref. 26738], Allen & Adrim 2003:61 [ref. 26830] with genus as Gunnelichthys, Kimura et al. 2003:2 [ref. 27051], Manilo & Bogorodsky 2003:S120 [ref. 27377], Myers & Donaldson 2003:645 [ref. 27495], Randall 2005:562 [ref. 28239], Hoese 2006:1704 [ref. 28998], Allen & Erdmann 2012:991 [ref. 31980], Delrieu-Trottin et al. 2015:8 [ref. 33988], Daly et al. 2018:4 [ref. 35897], Fricke et al. 2018:345 [ref. 35805], Golani & Fricke 2018:164 [ref. 36273], Fricke et al. 2019:293 [ref. 36673], Zajonz et al. 2019:97 [ref. 36871], Larson 2022:190 [ref. 39971], Sandra et al. 2022:[6] [ref. 39181], Bogorodsky & Goren 2023:28 [ref. 40247], Sato et al. 2023:18 [ref. 40019]). Current status: Valid as Gunnellichthys monostigma Smith 1958. Microdesmidae: Microdesminae. Distribution: Red Sea; Indo-West Pacific: East Africa, Socotra (Yemen), Amirantes (Seychelles) and Madagascar east to Micronesia, Marquesas Islands and Society Islands (French Polynesia), north to southern Japan, south to northern Australia. Habitat: marine.