South America: Andean foothill rivers of eastern Ecuador and southeastern Colombia.
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Vari, R.P. and A.S. Harold 2001 Phylogenetic study of the Neotropical fish genera Creagrutus Günther and Piabina Reinhardt (Teleostei: Ostariophysi: Characiformes), with a revision of the Cis-Andean species. Smith. Cont. Zool. 613:1-239. (Ref. 35140)
http://www.fishbase.org/references/FBRefSummary.php?id=35140&speccode=12351
