| Main Ref. | Britz, R. and M. Kottelat, 2002 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | fusiform / normal |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Absence of lateral ocellus on middle of flank; presence of a conspicuous mid-lateral stripe; number of abdominal ribs usually 8 starting on second vertebra; and a single epural in the caudal fin. Posterior branch of first pelvic soft ray elongated as filament that projects slightly beyond fin membrane (Ref. 47277). |
| 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 | 25 - 26 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 2 - 4 |
| Soft-rays total | 4 - 6 |
| Adipose fin | absent |
| Attributes | more or less truncate; more or less normal |
| Fins number | |
| Spines total | 8 - 10 |
| Soft-rays total | 11 - 14 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 10 - 12 | |
| Pelvics | Attributes other (see remarks) |
| Position abdominal before origin of D1 | |
| Spines 1 | |
| Soft-rays 5 - 5 |