| Main Ref. | Hopkins, C.D., S. Lavoué and J.P. Sullivan, 2007 |
| 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 | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | terminal |
| Type of scales | cycloid scales |
| Diagnosis |
Body deep and laterally compressed (Ref. 81635). Dorsal profile of the back straight, upper profile of head straight, pointing downward; ventral side of the head concave; snout elongate, its length 29 to 35 % of head length (Ref. 81635). Submental swelling reduced (Ref. 81635). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 57 - 62 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 12 - 12 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 0 - 0 |
| Soft-rays total | 23 - 24 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 28 - 31 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 12 - 12 | |
| Pelvics | Attributes more or less normal |
| Position abdominal before origin of D1 | |
| Spines | |
| Soft-rays |