espei, Rasbora heteromorpha Meinken [H.] 1967:14, fig'd [Das Aquarium, Zeitschrift für Aquarien- und Terrarienfreunde v. 1 (no. 2); ref. 19858] Thailand (aquarium specimens imported from Bangkok). Syntypes: ZMH (2). •Synonym of Rasbora heteromorpha Duncker 1904 -- (Brittan 1972:192-29 [ref. 12245], but a valid subspecies as described). •Valid as Rasbora espei Meinken 1967 -- (Rainboth & Kottelat 1987:419 [ref. 9123], Rainboth 1996:77 [ref. 22772], Doi 1997:12 [ref. 22832], Taki et al. 2021:96 [ref. 39830]). •Valid as Trigonostigma espei (Meinken 1967) -- (Kottelat & Witte 1999:54 [ref. 23898], Kottelat 2013:170 [ref. 32989], Petsut et al. 2014:471 [ref. 33645], Tan 2020:422 [ref. 37544]). Current status: Valid as Trigonostigma espei (Meinken 1967). Danionidae: Rasborinae. Distribution: Southeast Asia: southern Thailand to coastal Cambodia and to the Vietnamese island of Phu Quoc. Habitat: freshwater.