| Main Ref. | Fedorov, V.V., 1995 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | eel-like |
| Cross section | |
| Dorsal head profile | more or less straight |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | sub-terminal/inferior |
| Type of scales | |
| Diagnosis |
Body slightly elongated, depth 5 % TL; 4 pores in the postorbital canal of the seismosensory system of the head, two pores in the occipital commissure; a posterior pore in the supraorbital canal, and the interorbital commissure has one pore; head short, 12.3% TL; preanal distance short, 28.5% TL; snout short, 23.5% of HL (Ref. 41675). |
| 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 | 125 - 125 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin | absent |
| Attributes | pointed; confluent |
| Fins number | |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 17 - 17 | |
| Pelvics | Attributes |
| Position jugular before origin of D1 | |
| Spines | |
| Soft-rays |