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| Ortega-Lara,Armando; Milani,Nadia; DoNascimiento,Carlos; Villa-Navarro,Francisco; Maldonado-Ocampo,Javier Alejandro. |
| Two new species of Imparfinis are described from the trans-Andean region of Colombia. Imparfinis timana is diagnosed by having longer anal fin base (12.4-15.5% in SL), in combination with long adipose fin (24.6-31.3% in SL), 5-6 gill rakers on the first ceratobranchial, 42-43 vertebrae and additional measurements. Imparfinis usmai is distinguished by the combination of first ray of dorsal fin longest, but not projected as a long filament, long adipose fin (21.1-27.0% in SL), maxillary barbel exceeding pelvic-fin base, 39-40 vertebrae, upper caudal-fin lobe pointed and longer than lower lobe, lower lobe rounded, 7-8 gill rakers on the first ceratobranchial, as well as additional measurements. Imparfinis timana is only known from río Guarapas, a small... |
| Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Andes; Imparfinis lineatus; Imparfinis nemacheir; Imparfinis spurrellii; Neotropical catfishes. |
| Ano: 2011 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252011000400009 |
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