Species that contain: Oxygaster and oxygastroides [ 5 ] records

ingerkongi, Oxygaster oxygastroides Bănărescu [P. M.] 1969:196 [Revue Roumaine de Biologie, Série de Zoologie v. 14 (no. 3); ref. 7797] Tawao on Tawao River, northern Borneo, 4°15'N, 118°00'E, Malaysia. Holotype: USNM 135946 [not 135]. Paratypes: IBTS 905 [ex RMNH 7626] (2); RMNH 7626 (5), 9913 (1); UMMZ 70665 (2); USNM 202860 (13 or 15). •Synonym of Oxygaster oxygastroides (Bleeker 1862), but a valid subspecies as described -- (Bănărescu 1971:18 [ref. 20612]). •Valid as Parachela ingerkongi (Bănărescu 1969) -- (Kottelat 1995:55 [ref. 21728], Doi 1997:9 [ref. 22832], Kottelat 2013:138 [ref. 32989], Wilkinson & Tan 2018:599 [ref. 36226]). Current status: Valid as Parachela ingerkongi (Bănărescu 1969). Xenocyprididae. Distribution: Northern Borneo. Habitat: freshwater.

johorensis, Chela Steindachner [F.] 1870:638 [16] [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 61 (1. Abth.); ref. 4218] Johor River, Malaysia. Syntypes: (10) ?NMW 51458 (12). On p. 16 of separate. •Synonym of Oxygaster oxygastroides (Bleeker 1852) -- (Bănărescu 1969:192 [ref. 7797]). •Synonym of Parachela oxygastroides (Bleeker 1852) -- (Kottelat 2013:138 [ref. 32989]). Current status: Synonym of Parachela oxygastroides (Bleeker 1852). Xenocyprididae. Habitat: freshwater.

megalolepis, Chela Günther [A.] 1868:337 [Catalogue of the fishes in the British Museum v. 7; ref. 1990] Lectotype: BMNH 1866.5.2.216. Paralectotypes: (8) RMNH 4984 (5), 8062 (1). Unexplained substitute name for Leuciscus oxygastroides Bleeker 1852. •Synonym of Oxygaster oxygastroides (Bleeker 1852) -- (Bănărescu 1969:192 [ref. 7797], Roberts 1989:57 [ref. 6439]). •Synonym of Parachela oxygastroides (Bleeker 1852) -- (Kottelat 2013:137 [ref. 32989]). Current status: Synonym of Parachela oxygastroides (Bleeker 1852). Xenocyprididae. Habitat: freshwater.

oxygastroides, Leuciscus Bleeker [P.] 1852:431 [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 3 (no. 3); ref. 16827] Kusan River, Prabukarta, southeastern Borneo; Mussi River, Palembang, southeastern Sumatra; Jakarta, Java, Indonesia. Lectotype: BMNH 1866.5.2.216. Paralectotypes: (8) RMNH 4984 (5), 8062 (1). Original as oxygastroïdes. Lectotype selected by Alfred 1963:129 [ref. 20554]. Lectotype locality unknown. Chela megalolepis Günther 1868 is an unneeded substitute name. •Valid as Oxygaster oxygastroides (Bleeker 1852) -- (Bănărescu 1969:192 [ref. 7797], Bănărescu 1971:17 [ref. 20612], Roberts 1989:57 [ref. 6439]). •Valid as Parachela oxygastroides (Bleeker 1852) -- (Kottelat et al. 1993:41 [ref. 23448], Kottelat 1995:57 [ref. 21728], Rainboth 1996:69 [ref. 22772], Doi 1997:9 [ref. 22832], Kottelat 2000:85 [ref. 25486] as cf. oxygastroides, Kottelat 2001:68 [ref. 25780] as cf. oxygastroides, Kottelat & Widjanarti 2005:153 [ref. 28284], Kottelat 2013:138 [ref. 32989], Kottelat 2015:43 [ref. 33971], Ng et al. 2019:528 [ref. 36606], Taki et al. 2021:76 [ref. 39830]). Current status: Valid as Parachela oxygastroides (Bleeker 1852). Xenocyprididae. Distribution: Southeast Asia: Sundaland, Chao Phraya and Mekong River basins, Indonesia, Malay Peninsula, Thailand, Laos and Cambodia. Habitat: freshwater.

siamensis, Chela Günther [A.] 1868:336 [Catalogue of the fishes in the British Museum v. 7; ref. 1990] Pachebon [Petchabun], Thailand. Holotype (unique): BMNH 1861.10.8.17. •Synonym of Oxygaster oxygastroides (Bleeker 1852) -- (Bănărescu 1969:192 [ref. 7797], Bănărescu 1971:17 [ref. 20612]). •In Parachela -- (Kottelat 1995:55 [ref. 21728]). •Valid as Parachela siamensis (Günther 1868) -- (Rainboth 1996:69 [ref. 22772], Doi 1997:10 [ref. 22832], Kottelat 1998:45 [ref. 23436], Kottelat 2001:68 [ref. 25780], Kottelat 2013:138 [ref. 32989], Kottelat 2015:43 [ref. 33971], Taki et al. 2021:76 [ref. 39830]). Current status: Valid as Parachela siamensis (Günther 1868). Xenocyprididae. Distribution: Southeast Asia: Mekong and Chao Phraya basins and Xe Bangfai, Thailand, Laos, Cambodia and Vietnam. Habitat: freshwater.