Heptapteridae Imparfinis timana Ortega-Lara, Milani, DoNascimiento, Villa-Navarro & Maldonado-Ocampo, 2011: 778, fig. 1. Holotype (Fig. 21). IAvH-P 10696 (74.2 mm SL). Colombia, Huila, Palestina, upper Magdalena River Basin, río Guarapas, in the mouth of quebrada La Quebradona, 01º45’49”N 76º05’05”W, elevation 1350 m; J. A. Maldonado- Ocampo, J. Bogotá-Gregory, F. Villa-Navarro & A. Ortega-Lara, 17 Aug 2005. Paratypes. IAvH-P 7061 (10, 54.7–76.6 mm SL). Colombia, Huila, Palestina, upper Magdalena River Basin, quebrada La Quebradona, in the mouth of río Guarapas, 01º45’51”N 76º05’21”W, elevation 1350 m; J. A. Maldonado-Ocampo, J. Bogotá-Gregory, F. Villa-Navarro & A. Ortega-Lara, 17 Aug 2005. Remarks: only 9 specimens cited in original description, including 2 cleared and stained specimens. IAvH-P 7062 (4, 51.0–72.0 mm SL). Collected with holotype. Remarks: 1 specimen unaccounted for. IAvH-P 7067 (31, 24.9–57.2 mm SL). Colombia, Huila, Pitalito, upper Magdalena River Basin, río Guarapas, suspension bridge at Tasajera, 01º51’25”N 76º02’34.2”W, elevation 1320 m; J. A. Maldonado-Ocampo, J. Bogotá- Gregory, F. Villa-Navarro & A. Ortega-Lara, 17 Aug 2005. Remarks: 1 cleared and stained specimen; 5 specimens unaccounted for; standard length of smaller specimen in this lot different from that reported in original description (42.4 mm). Imparfinis usmai Ortega-Lara, Milani, DoNascimiento, Villa-Navarro & Maldonado-Ocampo, 2011: 782, figs. 3– 4. Paratypes. IAvH-P 7160 (4, 55.0– 70.7 mm SL). Colombia, Risaralda, La Virginia, Cauca River Basin, río Risaralda, downstream of mouth of río Mapa, 04°55’N 75°51’W; A. Ortega-Lara, 24 Feb 2005. Remarks: lot missing, not found during this study.

Published as part of Donascimiento, Carlos, Cárdenas-Bautista, Johann-Stephens, Acosta, Kevin Giancarlo Borja, González-Alvarado, Arturo & Medina, Claudia A., 2016, Illustrated and online catalog of type specimens of freshwater fishes in the Colección de Peces Dulceacuícolas of Instituto de Investigación de Recursos Biológicos Alexander von Humboldt (IAvH-P), Colombia, pp. 401-438 in Zootaxa 4171 (3) on pages 410-412, DOI: 10.11646/zootaxa.4171.3.1, http://zenodo.org/record/260788