| Main Ref. | Ardila-Rodríguez, C.A., 2013 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | oval |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is distinguished by the following characters: well-developed adipose fin without a spine; maxillary barbel of small specimens reaches the operculum, surpasses this structure in large specimens; length of first pectoral-fin ray is greater than the head length, 8 branched rays associated to the third radial; first pelvic-fin ray reaching past the anal aperture; premaxillary with 2 1/2 rows of teeth, the outer row with 9-13 conic and semi-curved teeth and 1-2 bicuspid teeth; caudal fin with equal upper and lower lobes; free vertebrae 25; fifth ceratobranchial with 8 teeth on the upper portion (Ref. 128914). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |