| Main Ref. | Buckup, P.A. and R.E. Reis, 1997 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Dark spots on dorsal fin do not form a continuous band across rays; anal fin of males with small spots, without larger blotches on the anterior portion. Fourth or fifth ray of pectoral fin longest, not reaching or just reaching to pelvic-fin origin. Third fin ray of pelvic fin longest, reaching area between anal opening and anal fin origin or reaching anal fin origin (Ref. 27672). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 35 - 36 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 5 - 5 |
| Scale rows below lateral line | 5 - 5 |
| Scales around caudal peduncle | 12 - 12 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 6 - 6 |
| on upper limb | 3 - 3 |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 11 - 12 |
| Adipose fin | present |
| Attributes | forked; more or less normal |
| Fins number | |
| Spines total | |
| Soft-rays total | 8 - 9 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 9 - 11 | |
| Pelvics | Attributes rays very elongated |
| Position | |
| Spines | |
| Soft-rays 9 - 9 |