| Main Ref. | Andriyashev, A.P., 1994 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | oval |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is characterized by the following: no pleural ribs; terminal mouth oblique; very small eyes (5.1% SL); very large gill slit, 11.2% SL, oblique; strongly elongated upper pectoral lobe 30.9% SL, deep notch with rudimentary rays; large head, 26%, anteanal; distance 43.1%, disk 8.7% SL: Colour of body dark brown with lighter specks; black peritoneum; stomach and pyloric caeca light (Ref. 44814). |
| 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 | 10 - 10 |
| total | 52 - 52 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 47 - 47 |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | |
| Soft-rays total | 41 - 41 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 22 - 22 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |