| Main Ref. | Parin, N.V., 1992 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | oval |
| Dorsal head profile | more or less straight |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | cycloid scales |
| Diagnosis |
Head pointed. Body beam-like. Mouth small. Upper jaw protrusible; protruding slightly beyond the lower one when mouth is closed. Interorbital space is very narrow; just less than 1/3 of eye diameter. Branchiostegal rays 6. Gill rakers spinelike, 4 + 1 + 8. Caudal fin rays 8 - 10 (Ref. 41477). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | 46 - 46 |
| Scales in lateral series | |
| Scale rows above lateral line | 3 - 3 |
| Scale rows below lateral line | 4 - 4 |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 13 - 13 |
| Vertebrae | |
| preanal | |
| total | 49 - 49 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 33 - 33 |
| Adipose fin |
| Attributes | more or less truncate; more or less normal |
| Fins number | |
| Spines total | |
| Soft-rays total | 13 - 13 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 11 - 11 | |
| Pelvics | Attributes rays very elongated |
| Position abdominal before origin of D1 | |
| Spines | |
| Soft-rays 7 - 7 |