| Main Ref. | Costa, W.J.E.M., 2015 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | always different colors between mature adults |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Description: caudal fin rounded to subtruncate in males, rounded in females; longitudinal series of scales 34-36; transverse series of scales 10; (Ref. 101435). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | 34 - 36 |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 16 - 16 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 34 - 36 |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 13 - 15 |
| Adipose fin | absent |
| Attributes | other (see remark) |
| Fins number | |
| Spines total | |
| Soft-rays total | 14 - 16 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 14 - 15 | |
| Pelvics | Attributes |
| Position abdominal before origin of D1 | |
| Spines | |
| Soft-rays 7 - 7 |