| Crenuchidae (South American darters), subfamily: Characidiinae |
| 5.63 cm SL (male/unsexed) |
|
benthopelagic; freshwater |
| South America: Brazil. |
|
Vertebrae: 35-37. This species can be distinguished from its congeners by having naked isthmus (except C. helmeri) with 15-18 principal caudal-fin rays (vs. 19 princial caudal-fin rays) and 10-12 total pectoral-fin rays (vs. 13 or more total pectoral-fin rays). It differs from C. helmeri by the following set of characters: having a slender body; tip of pectoral fin not reaching origin of pelvic fin; tip of pelvic fin not reaching beyond anus, presence of well developed supraorbital; vertically elongated dashes on sides of body absent; and higher number of pored lateral-line scales (Ref. 128858). |
| Found in small cold-water creeks or highland streams (Ref. 128858). |
|
Least Concern (LC); Date assessed: 02 November 2020 Ref. (130435)
|
| harmless |
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