| Main Ref. | Clarke, T.A., 2000 |
| Appearance refers to | Male; Female |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | males alike females |
| Different colors | males alike females |
| Remarks |
| Striking features | striking barbel(s) |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Barbel with 3 relatively simple branches arising from stem; none reaching bulb tip; external pigment present on barbel stem and dorsal surface of terminal bulb except for unpigmented tip; distal boundary of pigment smooth; terminal filament absent or small and simple. |
| 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 | 1 |
| Gill clefts (sharks/rays only) | absent |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | |
| Adipose fin | absent |
| Attributes |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total |
| Pectoral | Attributes rays very elongated |
| Spines 0 | |
| Soft-rays 2 - 3 | |
| Pelvics | Attributes more or less normal |
| Position | |
| Spines 0 | |
| Soft-rays 7 - 7 |