| Main Ref. | Amaoka, K. and S.C. Shen, 1993 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | short and / or deep |
| Cross section | |
| Dorsal head profile | clearly concave |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
With a small number of scales in lateral line (61-62); obtuse knob on both snout tip and mandibular symphysis in males; biserial teeth on upper jaw. |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 61 - 62 |
| 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 | 7 - 8 |
| Vertebrae | |
| preanal | |
| total | 28 - 29 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 100 - 107 |
| Adipose fin |
| Attributes | pointed |
| Fins number | |
| Spines total | |
| Soft-rays total | 78 - 84 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 12 - 13 | |
| Pelvics | Attributes more or less normal |
| Position | |
| Spines | |
| Soft-rays |