| Main Ref. | Jiménez Prado, P. and P. Béarez, 2004 |
| Appearance refers to | |
| Bones in OsteoBase |
| 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 | other (see Diagnosis) |
| Position of mouth | sub-terminal/inferior |
| Type of scales | |
| Diagnosis |
Body elongated, with back and belly normally arched; snout pointed; mouth small and inferior; lower jaw enclosed by upper; chin with one stiff barbel; edge of preopercle serrate; lower branch of first gill arch with 11 to 13 gill rakers; second dorsal fin moderately long, with 12 to 23 soft rays; body uniformly dark and silvery; back with one or more indistinct dark spots; roof of mouth and top of branchial cavity black; opercle translucent, resembling a spot externaly (Ref. 55763). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 45 - 49 |
| 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 |