| Main Ref. | Matarese, A.C., A.W. Kendall, D.M. Blood and M.V. Vinter, 1989 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Branchiostegal rays: 5-5. |
| 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 | 14 - 20 |
| on upper limb | 7 - 9 |
| total | |
| Vertebrae | |
| preanal | |
| total | 47 - 49 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 10 - 13 |
| Adipose fin | present |
| Attributes | more or less truncate |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 11 - 15 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 15 - 19 | |
| Pelvics | Attributes more or less normal |
| Position abdominal before origin of D1 | |
| Spines 0 | |
| Soft-rays 10 - 12 |