| Main Ref. | Allen, G.R. and A.R. Emery, 1985 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | different colors in juveniles and adults |
| Remarks |
| Striking features | none |
| Body shape lateral | short and / or deep |
| Cross section | oval |
| Dorsal head profile | more or less straight |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | terminal |
| Type of scales | cycloid and ctenoid scales |
| Diagnosis |
Generally brown to charcoal or blackish. Dusky gray lips; narrow golden margin on pupil. Blackish scale margins; scales with bluish centers on suborbital series and opercular bones; small sheath scales with bluish centers on basal portion of anal fin. Pectoral fins translucent with brown rays, base of uppermost ray bright blue. Scales on ventral surface of head cycloid, the rest ctenoid. |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 19 - 20 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 2.5 - 2.5 |
| Scale rows below lateral line | 10 - 10 |
| Scales around caudal peduncle | |
| Barbels | 0 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 11 - 14 |
| on upper limb | 8 - 10 |
| total | 19 - 24 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | extending over most of the back length |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 14 - 14 |
| Soft-rays total | 14 - 16 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 2 - 2 |
| Soft-rays total | 14 - 15 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 19 - 20 | |
| Pelvics | Attributes more or less normal |
| Position thoracic beneath origin of D1 | |
| Spines | |
| Soft-rays |