| Main Ref. | Follett, W.I. and D.C. Powell, 1988 |
| 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 | |
| Type of mouth/snout | |
| Position of mouth | |
| Diagnosis |
Tubule processes of the lateral line canals are inclined irregularly, postdorsally, and postventrally; unbanded pectorals; branchiostegal membrane separate from isthmus. |
| 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 | |
| Vertebrae | |
| preanal | |
| total | 53 - 55 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 50 - 51 |
| Soft-rays total | |
| Adipose fin |
| Attributes | more or less truncate |
| Fins number | 1 |
| Spines total | 2 - 2 |
| Soft-rays total | 31 - 33 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 15 - 17 | |
| Pelvics | Attributes more or less normal |
| Position thoracic before origin of D1 | |
| Spines | |
| Soft-rays 3 - 3 |