Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Species in the family or subfamily Ellopostomatidae: [ 2 ] records

megalomycter, Aperioptus Vaillant [L. L.] 1902:145, Figs. 42-45 [Notes from the Leyden Museum v. 24 (note 1); ref. 4490] Kapuas River, Borneo. Lectotype: RMNH 7777. Paralectotypes: MNHN 1902 [or 1903]-0202 (2); RMNH 26610 [ex RMNH 7777] (1). Type catalog: Bertin & Estève 1948:105 [ref. 19574] as paratype. Lectotype selected by Roberts 1972 [ref. 12567]. •Valid as Ellopostoma megalomycter (Vaillant 1902) -- (Roberts 1989:103 [ref. 6439], Kottelat et al. 1993:51 [ref. 23448], Bănărescu & Nalbant 1995:460 [ref. 23187], Doi 1997:18 [ref. 22832], Tan & Lim 2002:456 [ref. 26708], Kottelat & Widjanarti 2005:156 [ref. 28284], Bohlen & Šlechtová 2009:157 [ref. 30419], Kottelat 2012:43 [ref. 32367]). Current status: Valid as Ellopostoma megalomycter (Vaillant 1902). Ellopostomatidae. Distribution: Peninsular Malaysia and western Borneo (Indonesia). Habitat: freshwater.

mystax, Ellopostoma Tan [H. H.] & Lim [K. K. P.] 2002:454, Figs. 3, 5 (right) [Raffles Bulletin of Zoology v. 50 (no. 2); ref. 26708] Khlong Sok on highway 410, 5 kilometers west of Phanom, Tapi basin, Surat Thani Province, Thailand. Holotype: CAS 96698. Paratypes: CAS 60816 (6), 68203 (14), 93382 (7), 96698 (44); CMK 5166 (10); ZRC 37580 (2), 47340 (5). •Valid as Ellopostoma mystax Tan & Lim 2002 -- (Bohlen & Slechtova 2009:157 [ref. 30419], Chen et al. 2009:2201 [ref. 30698] in a new family Ellopostomidae, Chen et al. 2009:2201 [ref. 30698] in a new family Ellopostomida, Kottelat 2012:43 [ref. 32367], Kottelat 2013:184 [ref. 32989]). Current status: Valid as Ellopostoma mystax Tan & Lim 2002. Ellopostomatidae. Distribution: Tapi River basin, Thailand. Habitat: freshwater.