xiphophorus, Pterolebias Thomerson [J. E.] & Taphorn [D. C.] 1992:378, Figs. 1-2 [Ichthyological Exploration of Freshwaters v. 3 (no. 4); ref. 20003] Small forest pools about 500 meters from right bank of Río Ventuari, 4°16'N, 66°23'W, Orinoco drainage, Venezuela. Holotype: MCNG 23888. Paratypes: FMNH 100597 [not 100600] (2); MAC-PAY 0844 (4), 01140 (1); MCNG 23889 (1); MCNG 23890 (3). •Valid as Micromoema xiphophorus (Thomerson & Taphorn 1992) -- (Costa 1998:78 [ref. 23792], Lazara 2001:207 [ref. 25711], Costa in Reis et al. 2003:531 [ref. 27061] as xiphophora). Current status: Valid as Micromoema xiphophora (Thomerson & Taphorn 1992). Rivulidae: Rivulinae. Distribution: Orinoco River basin, Venezuela. Habitat: freshwater.