| Main Ref. | De Weirdt, D., A. Getahun, S. Tshibwabwa and G.G. Teugels, 2007 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | no special organs |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | none |
| Body shape lateral | |
| 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 | |
| Diagnosis |
Diagnosis: strongly curved, crescent-shaped mouth; minute, sometimes almost imperceptible, barbel at either side of mouth; last unbranched dorsal fin ray heavily ossified and inflexible; pelvic fin inserts below middle of dorsal fin; 31 scales in lateral line (Ref. 81639). Description: body depth 24.5-33.3% SL; head length 21.6-28.6% SL; no papillae around mouth but usually with round keratinized tubercles on snout; D: IV,11; A: III,5; scale formula: 4.5-5.5/31/-; 2.5-3.5; 12; 3.5 scales from lateral line to anal fin origin (Ref. 81639). Coloration: alcohol-preserved specimens are uniformly dark brown (Ref. 81639). |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 31 - 31 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 4 - 4 |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 12 - 12 |
| Barbels | 2 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 1 - 1 |
| Soft-rays total | 14 - 14 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 8 - 8 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes more or less normal |
| Position abdominal beneath origin of D1 | |
| Spines | |
| Soft-rays |