Species that contain: Melanotaenia and affinis [ 2 ] records

affinis, Rhombatractus Weber [M.] 1907:234, Pl. 11 (fig. 5) [Süsswasserfische von Neu-Guinea v. 5 (Zool.) pt 2; ref. 4599] Timena rivulet, Sentani Lake, Irian Jaya, Indonesia. Lectotype: ZMA 103157. Paralectotypes: (101) CSIRO B 1200 [ex ZMA 103157] (4); FMNH 52394 [ex CM 650] (2); RMNH 7892 (2), 23218 (7); SMF 10035 [ex ZMA] (1); CAS-SU (8, missing in 1995); WAM P.26784-001 [ex ZMA 103158] (1); ZMA 110154 (13), 103158 (now 5), 103159 (now 39). Type catalog: Hoedeman 1960:214 [ref. 19258] including exchanges from ZMA, Nijssen et al. 1982:76 [ref. 19236], Ibarra & Stewart 1987:75 [ref. 12367], Hutchins & Smith 1991:13 [ref. 19335], Moore et al. 2008:14 [ref. 30117]. Lectotype established by Hoedeman 1960:214 [ref. 19258]. •Valid as Melanotaenia affinis (Weber 1907) -- (Allen & Coates 1990:76 [ref. 25561], Allen 1991:85 [ref. 21090], Allen et al. 1992:300 [ref. 21400], Allen & Renyaan 1998:79 [ref. 23585], Fricke et al. 2014:38 [ref. 33932]). Current status: Valid as Melanotaenia affinis (Weber 1907). Melanotaeniidae. Distribution: Northern Papua, Indonesia and northern Papua New Guinea. Habitat: freshwater, brackish.

sepikensis, Rhombosoma Herre [A. W. C. T.] 1935:400 [Field Museum of Natural History, Publications, Zoölogical Series v. 18 (no. 12); ref. 2109] Sepik River at Marienberg, New Guinea. Holotype: FMNH 17265. Paratypes: (13) FMNH 17266-71 (6), CAS-SU 24454 (8). Type catalog: Böhlke 1953:67 [ref. 12291], Ibarra & Stewart 1987:75 [ref. 12367]. •Synonym of Melanotaenia affinis (Weber 1907) -- (Allen & Coates 1990:76 [ref. 25561]). Current status: Synonym of Melanotaenia affinis (Weber 1907). Melanotaeniidae. Habitat: freshwater.