| Main Ref. | Chernova, N.V., L.G. Desmet and M.L. Villarroel-Perez, 2026 |
| 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 by the following characters: vertebrae 68; D 61, A 57, caudal-fin rays 6, pectoral-fin rays 1; absence of pyloric caeca; teeth multi-row; opercular lobe triangular; gill slit reaching to the level of upper pectoral ray; head compressed; body depth at occiput 17.5% SL, depth above anal-fin origin 10.3% SL; posterior part tapering strongly towards end; eye diameter slightly larger than snout length; distance from chin to anus slightly less than length from anus to analfin origin (74% and 95% HL). Colouration: dorsal side of head and body pale, underside of head; belly black, tail blackish; mouth and peritoneum inky black (Ref. 138648). |
| 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 | 68 - 68 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 61 - 61 |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | |
| Soft-rays total | 57 - 57 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 16 - 16 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |