| Main Ref. | Quintão, T.L., J.L. Gasparini, J.-C. Joyeux, L.A. Rocha and H.T. Pinheiro, 2022 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | |
| 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 characters: head deep, depth 19-21% SL; large pelvic disc 36-39% SL, its width 30-36% SL; eye diameter large 32-40% HL; pectoral-fin rays 21-23; shallow caudal peduncle 8-10% SL, its length 10-17% SL; anus-disc distance short 6-12% SL; anus-anal fin distance long 11-15% SL; snout length long 20-33% HL; interorbital space narrow 18-29% HL (Ref. 132134). |
| 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 | 11 - 13 |
| total | 27 - 31 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 8 - 9 |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | |
| Soft-rays total | 6 - 8 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 21 - 23 | |
| Pelvics | Attributes |
| Position | |
| Spines 1 | |
| Soft-rays 4 - 4 |