| Main Ref. | Eccles, D.H., 1992 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | none |
| Body shape lateral | fusiform / normal |
| Cross section | oval |
| 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 | terminal |
| Type of scales | |
| Diagnosis |
Description: Depth of body 3.5 times in total length; length of head 3.8 times in total length (Ref. 2988). Snout rounded, not longer than eye, which is 4.6 times in head length; interorbital width 2.75 times in head length; mouth inferior, its width 3.5 times in head length; lips feebly developed, restricted to the sides; a single barbel on each side, not half the eye-diameter (Ref. 2988). Dorsal fin with 3 spines and 8 soft rays; last spine strong, bony and strongly serrated; anal fin with 3 spines and 5 soft rays; base of pelvic fin in front of dorsal fin (Ref. 2988, 4967). Scales on lateral line 35-40, 4 scales between lateral line and pelvic fin; scales have radial striae (Ref. 2988, 4967). Colouration: Silvery; caudal fin of juveniles reddish (Ref. 4967). |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 35 - 40 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | 4 |
| 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 | 3 - 3 |
| Soft-rays total | 8 - 8 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 5 - 5 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes more or less normal |
| Position abdominal before origin of D1 | |
| Spines | |
| Soft-rays |