| Main Ref. | Risch, L.M., 2003 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Diagnosis: occipital process reaching to first nuchal plate; mouth equal to snout length; width of premaxillary tooth plate 15% of head length; eye large (14.2% of head length); pelvic fin short; colour uniformly brownish (Ref. 57126). Description: nasal barbels absent (Ref. 57126). |
| 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 | 7 - 8 |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal 0 |
| Ventral 0 | |
| Spines total | 2 |
| Soft-rays total | 7 |
| Adipose fin | present |
| Attributes | more or less truncate; more or less normal |
| Fins number | 1 |
| Spines total | 0 |
| Soft-rays total |
| Pectoral | Attributes more or less normal |
| Spines 1 | |
| Soft-rays 9 | |
| Pelvics | Attributes more or less normal |
| Position abdominal behind origin of D1 | |
| Spines 0 | |
| Soft-rays |