| Main Ref. | Pitruk, D.L. and V.V. Fedorov, 1993 |
| 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 |
Two suprabranchial pores. Teeth simple, long, slightly convex rearward. Lower lobe of the pectoral fin long, contained 3-3.5 times in SL. Pectoral fin with a large notch; upper lobe is short, and does not reach to the origin of the anal fin. The rays of the lower lobe are approximately twice as long as those of the upper, reaching origin of the anal fin. |
| 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 | 9 - 10 |
| Vertebrae | |
| preanal | |
| total | 72 - 80 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 69 - 73 |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | |
| Soft-rays total | 63 - 68 |
| Pectoral | Attributes other (see remarks) |
| Spines | |
| Soft-rays 30 - 32 | |
| Pelvics | Attributes part of sucker-disc |
| Position | |
| Spines | |
| Soft-rays |