| Main Ref. | Mattox, G.M.T., F.C.T. Lima, R. Britz, C.S. Souza and C. Oliveira, 2024 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | compressed |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| диагноз |
This species is distinguished from its congeners by the following set of characters: complete lack of pigmentation on the body; maxillary teeth in slightly irregular series 13-21; dentary teeth 18-26; single postcleithrum present; two infraorbitals present, Ios 1+2; anal-fin rays 21-26; branched pelvic-fin rays 5; claustrum absent; adipose fin absent; anal-fin base 32-38; caudal peduncle 13-19 (Ref. 133463). |
| 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 | 6 - 10 |
| on upper limb | 2 - 3 |
| общее число | |
| позвонки | |
| preanal | 14 - 15 |
| общее число | 32 - 34 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 8 - 10 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 21 - 27 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays 4 - 5 |