| Main Ref. | Spillman, C.-J., 1961 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | fusiform / normal |
| Cross section | |
| Dorsal head profile | more or less straight |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Distinguished from its congeners in Europe by the following combination of characters: 39-42 scales along lateral line; anal fin with 10-13½ branched rays; 9-12 gill rakers; dorsal head profile straight or slightly convex, snout pointing forward, tip at or slightly above level of middle of eye; back not humped behind nape; eye bit close to dorsal head profile when viewed laterally; articulation of lower jaw in front of anterior margin of eye; head and body compressed, head width 13-14% SL; head length 24-28% SL; caudal peduncle depth 1.5-2.0 times in its length, 11-12% SL; and all fins with reddish hue, pelvic fin deep red (Ref. 59043). Caudal fin with 18-19 rays (Ref. 2196) |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 39 - 45 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 7 - 8 |
| Scale rows below lateral line | 3 - 5 |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 9 - 12 |
| Vertebrae | |
| preanal | |
| total | 36 - 39 |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 3 - 3 |
| Soft-rays total | 8 - 9 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 8 - 12 |
| Pectoral | Attributes more or less normal |
| Spines 1 | |
| Soft-rays 14 - 16 | |
| Pelvics | Attributes more or less normal |
| Position abdominal before origin of D1 | |
| Spines 2 | |
| Soft-rays 7 - 8 |