| Main Ref. | Uyeno, T., K. Matsuura and E. Fujii (eds.), 1983 |
| 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 |
Pelvic fin small (Ref. 13608). A very deep-bodied, short and strongly compressed fish. Facial profile nearly vertical and concave. Pelvic fin very short (Ref. 26938). |
| 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 | 29 - 29 |
| on upper limb | 8 - 8 |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 9 - 9 |
| Soft-rays total | 21 - 21 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 2 |
| Spines total | 3 - 3 |
| Soft-rays total | 17 - 17 |
| Pectoral | Attributes |
| Spines 0 | |
| Soft-rays 16 - 16 | |
| Pelvics | Attributes other (see diagnosis) |
| Position | |
| Spines | |
| Soft-rays |