Published December 31, 2011
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Fig. 3 in Two new trans-Andean species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from Colombia
Description
Fig. 3. Imparfinis usmai, holotype, IMCN 4812, 83.4 mm SL, Colombia, Departamento del Tolima, Municipio Coello, vereda Potrerillo, quebrada Potrerilla, tributary of río Coello, río Magdalena basin, 04°16'57.9"N 75°01'53.8"W. Scale bar = 1 cm.