Species that contain: Hemigaleus and microstoma [ 3 ] records

brachygnathus, Negogaleus Chu [Y.-T.] 1960:64, Figs. 58-59 [Cartilaginous fishes of China; ref. 21272] Yinge Hai, China. Holotype: SFI 55-1345. •Questionably a synonym of Hemigaleus microstoma Bleeker 1852 -- (Compagno 1984:439 [ref. 6846]). Current status: Uncertain as Hemigaleus microstoma Bleeker 1852. Hemigaleidae. Distribution: China. Habitat: marine.

machlani, Hemigaleus Herre [A. W. C. T.] 1929:231 [Philippine Journal of Science v. 40 (no. 2); ref. 10968] Jolo, Sulu Province, Philippines. Holotype: BSMP 11429 (presumed destroyed). •Questionably a synonym of Hemigaleus microstoma Bleeker 1852 -- (Compagno 1984:439 [ref. 6846]). •Tentatively valid as Hemigaleus machlani Herre 1929 -- (Compagno et al. 2005:34 [ref. 29145]). •Synonym of Hemigaleus microstoma Bleeker 1852 -- (Last el al. 2010:81[ref. 32461]). Current status: Synonym of Hemigaleus microstoma Bleeker 1852. Hemigaleidae. Habitat: marine.

microstoma, Hemigaleus Bleeker [P.] 1852:46, Pl. 2 (fig. 9) [Verhandelingen van het Bataviaasch Genootschap van Kunsten en Wetenschappen. v. 24 (art. 12); ref. 333] Jakarta, Java, Indonesia. Syntypes: (2) BMNH 1867.11.28.173 (1). •Valid as Hemigaleus microstoma Bleeker 1852 -- (Compagno 1984:439 [ref. 6846], Paxton et al. 1989:81 [ref. 12442], Last & Stevens 1994:218 [ref. 23873], Mohsin & Ambak 1996:59 [ref. 27969], Compagno 1998:1309 [ref. 23785], Compagno 1999:482 [ref. 25589], Compagno in Randall & Lim 2000:579 [ref. 25122], Johnson 2001:719 [ref. 25471], Hutchins 2001:14 [ref. 25847], Manilo & Bogorodsky 2003:S92 [ref. 27377], Bonfil & Abdallah 2004:25 [ref. 27735], White et al. 2005:37, 47 [ref. 28574], Compagno et al. 2005:33 [ref. 29145], Last el al. 2010:80 [ref. 32461], Weigmann 2012:9 [ref. 31968], White & Harris 2013:183 [ref. 33038], Ebert et al. 2013:327 [ref. 33045], Weigmann 2016:27 [ref. 34211], Golani & Fricke 2018:13 [ref. 36273], Kumar et al. 2018:296 [ref. 36178], Psomadakis et al. 2020:172 [ref. 37272], Knuckey & Ebert 2022:506 [ref. 39658]). Current status: Valid as Hemigaleus microstoma Bleeker 1852. Hemigaleidae. Distribution: Red Sea; Indo-West Pacific: Gulf of Aden east to Indonesia and New Guinea, north to China, south to northern Australia. Habitat: marine.