López-Fernández, H. & Taphorn, D.C., 2004. Geophagus abalios, G. dicrozoster and G. winemilleri (Perciformes: Cichlidae), three new species from Venezuela. Zootaxa 439, 23 Feb 2004: 1-27.
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Taphorn, D.C., López-Fernández, H. & Bernard, C.R., 2008. Apareiodon agmatos, a new species from the upper Mazaruni river, Guyana (Teleostei: Characiformes: Parodontidae). Zootaxa 1925: 31-38.
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