FAMILY Datnioididae Fowler, 1931 – freshwater tripletails GENUS Datnioides Bleeker, 1853 [=Datnioides Bleeker [P.] 1853:440] Notes: [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 5 (no. 3); ref. 338] Masc. Datnioides polota Bleeker 1853 (= Coius polota Hamilton 1822). Type by subsequent designation. Type designated by Bleeker 1876:272 [as "Datnioides quadrifasciatus Blkr = Datnioides polota Blkr = Chaetodon quadrifasciatus Seuvast."; polota and microlepis are the two original included species; polota Hamilton the type.] See Coius Hamilton 1822. See Kottelat 2000 [ref. 25865] for change in status and family placement. •Treated as valid as Datnioides Bleeker 1853 -- (Kottelat 1989:17 [ref. 13605], Rahman 1989:325 [ref. 24860] as Datnoides, Allen 1991:138 [ref. 21090]). •Placed in Percoidei incerte sedis -- (Johnson 1984:465 [ref. 9681]). •Synonym of Coius Hamilton 1822 -- (Roberts & Kottelat 1994:258 [ref. 21569], Carpenter 2001:2942 [ref. 26101]). •Valid as Datnioides Bleeker 1876 -- (Kottelat 2000:92 [ref. 25865], Kottelat 2000:88 [ref. 25486], Hilton & Bemis 2005:665 [ref. 28319], Kottelat 2013:344 [ref. 32989]). Current status: Valid as Datnioides Bleeker 1853. Datnioididae. Species Datnioides campbelli Whitley, 1939 [=Datnioides campbelli Whitley [G. P.] 1939:273] Notes: [Records of the Australian Museum v. 20 (no. 4); ref. 4698] Fly River [not upper Sepik River], Papua New Guinea. Current status: Valid as Datnioides campbelli Whitley 1939. Datnioididae. Distribution: South-central New Guinea (Papua Province, Indonesia and Papua New Guinea). Habitat: freshwater, brackish. Species Datnioides microlepis Bleeker, 1854 [=Datnioides microlepis Bleeker [P.] 1854:442] Notes: [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 5 (no. 3); ref. 338] Kapuas River, Pontianak, Borneo, Indonesia. Current status: Valid as Datnioides microlepis Bleeker 1854. Datnioididae. Distribution: Southeastern Asia. Habitat: freshwater. Species Datnioides polota (Hamilton, 1822) [=Coius polota Hamilton [F.] 1822:95, 370, Pl. 38 (fig. 31), Coius binotatus Gray [J. E.] 1834:no page number, Pl. 89 (figs. 2-2a), Lobotes hexazona Bleeker [P.] 1850:9, Chaetodon quadrifasciatus Sevastianoff [A.] 1809:448, Pl. 18 (lower)] Notes: [An account of the fishes found in the river Ganges; ref. 2031] Ganges River estuaries, India. Current status: Valid as Datnioides polota (Hamilton 1822). Datnioididae. Distribution: Indo-West Pacific. Habitat: freshwater, brackish. (binotatus) [Illustrations of Indian zoology; ref. 1878] India. Current status: Synonym of Datnioides polota (Hamilton 1822). Datnioididae. Habitat: freshwater, brackish. (hexazona) [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 1 (no. 1); ref. 16884] Bandjarmasin, Borneo, Indonesia. Current status: Synonym of Datnioides polota (Hamilton 1822). Datnioididae. Habitat: freshwater, brackish. (quadrifasciatus) [Mémoires de l'Académie Impériale des Sciences de St. Pétersbourg (5. Série) v. 1 (1803-1806); ref. 22008] Current status: Synonym of Datnioides polota (Hamilton 1822). Datnioididae. Habitat: freshwater, brackish. Species Datnioides pulcher (Kottelat, 1998) [=Coius pulcher Kottelat [M.] 1998:112] Notes: [Ichthyological Exploration of Freshwaters v. 9 (no. 1); ref. 23436] Bung Boraphet, Thailand. Current status: Valid as Datnioides pulcher (Kottelat 1998). Datnioididae. Distribution: Southeastern Asia. Habitat: freshwater. Species Datnioides undecimradiatus (Roberts & Kottelat, 1994) [=Coius undecimradiatus Roberts [T. R.] & Kottelat [M.] 1994:264, Fig. 6] Notes: [Ichthyological Exploration of Freshwaters v. 5 (no. 3); ref. 21569] Mekong River, a few kilometers downstream from Lee Pee (or Khone) waterfalls, Laos. Current status: Valid as Datnioides undecimradiatus (Roberts & Kottelat 1994). Datnioididae. Distribution: Southeast Asia. Habitat: freshwater..