| Main Ref. | Kailola, P.J., 2000 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | terminal |
| Type of scales | |
| Diagnosis |
Head and anterior of body depressed; ribs long, angular, impressed in abdominal body wall. Eye covered with head skin; head smooth. Mouth wide, jaws upturned at symphysis; teeth fixed, cardiform, in 1-2 series on jaws and palate; four elongate patches of palatal teeth. No rakers on posterior of first two arches; mandibular barbel longest, reaching dorsal fin. Fin spines slender, weak. Grey or yellowish in color, fins and mouth bright yellow or orange (Ref. 40908). |
| 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 | |
| on upper limb | 5 - 5 |
| total | 11 - 12 |
| Vertebrae | |
| preanal | |
| total | 58 - 60 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 1 - 1 |
| Soft-rays total | 7 - 7 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 19 - 23 |
| Pectoral | Attributes more or less normal |
| Spines 1 | |
| Soft-rays 10 - 10 | |
| Pelvics | Attributes more or less normal |
| Position abdominal before origin of D1 | |
| Spines | |
| Soft-rays |