| Main Ref. | Lima, F.C.T., H.A. Britski and F.A. Machado, 2007 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | short and / or deep |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | terminal |
| Type of scales | cycloid scales |
| Diagnosis | |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | 9 - 15 |
| Scales in lateral series | 23 - 26 |
| Scale rows above lateral line | 4 - 4 |
| Scale rows below lateral line | 2 - 3 |
| Scales around caudal peduncle | 10 - 12 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 28 - 30 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 2 - 2 |
| Soft-rays total | 9 - 9 |
| Adipose fin | present |
| Attributes | forked |
| Fins number | |
| Spines total | 5 - 5 |
| Soft-rays total | 15 - 18 |
| Pectoral | Attributes |
| Spines 1 | |
| Soft-rays 10 - 14 | |
| Pelvics | Attributes |
| Position abdominal | |
| Spines 1 | |
| Soft-rays 7 - 7 |