| Main Ref. | Figueiredo, J.L. and N.A. Menezes, 2000 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | other (see remarks) |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis | |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 43 - 47 |
| 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 | 6 - 8 |
| on upper limb | 5 - 5 |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 78 - 88 |
| Adipose fin | absent |
| Attributes | other (see remark); more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 60 - 71 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes more or less normal |
| Position thoracic behind origin of D1 | |
| Spines | |
| Soft-rays |