| Main Ref. | Lévêque, C., 2003 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | no special organs |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | none |
| Body shape lateral | fusiform / normal |
| Cross section | |
| Dorsal head profile | more or less straight |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | sub-terminal/inferior |
| Type of scales | cycloid scales |
| Diagnosis |
Diagnosis: last simple dorsal-fin ray ossified and smooth on hind margin; scale formula 4.5/27-28/3.5; 2.5 scales between lateral line and pelvic-fin base; 12 scales around caudal peduncle; 8 branched dorsal fin rays; two pairs of rather long barbels; anterior barbel not reaching to anterior margin of eye/not extending beyond centre of eye; posterior barbel extending beyond hind margin of eye; lateral line complete and slightly depressed below dorsal fin; maximum reported size 96 mm SL; no bands on sides; no black spot on dorsal fin (Ref. 2940, 81282). Description: medium-sized species; dorsal profile straight, slightly depressed on nape; snout pointed, mouth small and subinferior; D: III,8; A: III,5 (Ref. 2940, 81282). Coloration: back dark, belly light; bases of scales slightly darker; no spots on sides (Ref. 2940, 81282). |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 27 - 28 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 4 - 5 |
| Scale rows below lateral line | 3 - 4 |
| Scales around caudal peduncle | 12 - 12 |
| Barbels | 4 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | first fin ray very elongated |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 0 - 0 |
| Soft-rays total | 11 - 12 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 8 - 8 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes more or less normal |
| Position abdominal behind origin of D1 | |
| Spines | |
| Soft-rays |