| Main Ref. | Bragança, P.H.N.D., R.M. Iyaba and M.L.J. Stiassny, 2025 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | oval |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is distinguished from its congeners by the following set of characters: higher number of vertebrae 39-40* (20* precaudal +19-20* caudal); fusion of caudal-fin hypurals 4 +5; pectoral fin 12.3%-13.7% SL; pelvic fin 10%-11.1% SL; caudal fin 18.8%-20.3% SL; head 40%-42.3% HL; eye diameter 35.5%-38.5% HL; and snout 23.1%-25.9% HL (Ref. 138392). |
| 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 | 20 - 20 |
| total | 39 - 40 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 6 - 6 |
| Adipose fin | absent |
| Attributes |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 7 - 7 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 7 - 7 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays 6 - 6 |