| Main Ref. | Costa, W.J.E.M., C.R.M. Feltrin and A.M. Katz, 2021 |
| 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 |
Distinguished from other congeners by the following set of characters: Ribs 15-17; D 11-12 (iii + II + 7-8); A 9 (ii + II + 5); P 7 (I + 6); vertebrate 38-40; posterior margin of the parurohyal lateral process concave; fewer interopercular odontodes, fewer jaw teeth; dorsal-fin origin in a vertical through the centrum of the 20th or 21st vertebra; anal-fin origin in a vertical through the centrum of the 24th or 25th vertebra. Colouration: Flank, dorsum and head side pale yellowish brown; dorsum and flank with hight concentration of small rounded dark grey spots; dark pigment concentrated between anterior nostril and orbit, and on nasal barbel base(Ref. 129458). |
| Ease of Identification | easy to distinguish from other species. |
| 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 | 38 - 40 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes |
| Spines 1 | |
| Soft-rays 7 - 7 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |