| Main Ref. | Lu, K., 1991 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Body covered by middle sized round scale. Short dorsal fin, starts from the end point of pelvic fin. Black gray in the back, silver white in the stomach. Black spots in the base of each scale, forming several gray strips vertically (Ref. 33303). Keel on belly between pelvic fin origin and anal fin origin; several faint longitudinal stripes along scale rows (Ref. 43281). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 34 - 38 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 7.5 - 8.5 |
| Scale rows below lateral line | 3.5 - 4.5 |
| Scales around caudal peduncle | 13 - 13 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 10 - 12 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 2 - 2 |
| Soft-rays total | 7 - 7 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 14 - 18 |
| Pectoral | Attributes more or less normal |
| Spines 1 | |
| Soft-rays 13 - 13 | |
| Pelvics | Attributes more or less normal |
| Position abdominal before origin of D1 | |
| Spines 1 | |
| Soft-rays 6 - 7 |