| Main Ref. | Alencar, A.R. and W.J.E.M. Costa, 2004 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Distinguishable from other congeners by the combination of the following features: 7-8 pectoral-fin rays, long filamentous first pectoral-fin ray (about 50-70% pectoral fin-length); 10-20 opercular odontodes, 30-52 interopercular odontodes (Ref. 53352). |
| 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 | 36 - 37 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 11 - 12 |
| Adipose fin | absent |
| Attributes | more or less truncate |
| Fins number | |
| Spines total | |
| Soft-rays total | 9 - 10 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 7 - 8 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays 5 - 5 |