| Main Ref. | Jiménez Prado, P. and P. Béarez, 2004 |
| Appearance refers to | |
| Bones in OsteoBase | Skull, Spine |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | fusiform / normal |
| Cross section | other (see Diagnosi |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Body elongate, moderately compressed, with an arched dorsal profile; snout prominent; mouth small and inferior; lower jaw enclosed by upper; chin with 5 pores and 12 to 15 pairs of small barbels; edge of preopercle smooth; lower branch of first gill arch with 10 to 14 gill rakers; body uniformly dark and silvery; flanks with 7 or 8 indistinct bars; fins dark (Ref. 55763). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 53 - 57 |
| 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 |