| Main Ref. | Møller, P.R., 2001 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | none |
| Body shape lateral | eel-like |
| Cross section | oval |
| Dorsal head profile | clearly convex |
| Type of eyes | more or less normal |
| Type of mouth/snout | upper jaw greatly elongated |
| Position of mouth | sub-terminal/inferior |
| Type of scales | |
| Diagnosis |
Distinguished from other members of the genus by the following combination of characters: lateral line system ventromediolateral; pectoral fin rays 22-23; first dorsal fin pterygiophore associated with vertebra 3-5; preanal distance 43-46% SL; color brownish with 6-10 white bars or patches along the dorsal part of the body and dorsal fin; peritoneum black. |
| Ease of Identification | likely to be confused with closely related 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 | 20 - 21 |
| total | 100 - 104 |
| Attributes | continuous with caudal fin |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 94 - 98 |
| Adipose fin | absent |
| Attributes | pointed; confluent |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 80 - 84 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 22 - 23 | |
| Pelvics | Attributes suppressed/absent |
| Position thoracic before origin of D1 | |
| Spines | |
| Soft-rays 3 - 3 |