| Main Ref. | Chen, X.-Y., J.-X. Yang and Y.-R. Chen, 1999 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | terminal |
| Type of scales | |
| Diagnosis |
Mouth terminal, gape horizontal in male, acclivitous in female; last unbranched dorsal ray smooth with its upper 1/3 articulated; no dark band on sides of body; longest caudal ray length about 2 times that of shortest. Scale rows between pectoral fin origin and lateral line 3.5-4.5; scale rows between ventral fin origin and lateral line 2.5-3. |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 24 - 29 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | 2.5 - 3 |
| Scales around caudal peduncle | 12 - 12 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 13 - 19 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 4 - 4 |
| Soft-rays total | 9 - 10 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | |
| Spines total | 3 - 3 |
| Soft-rays total | 5 - 5 |
| Pectoral | Attributes more or less normal |
| Spines 1 | |
| Soft-rays 12 - 17 | |
| Pelvics | Attributes more or less normal |
| Position abdominal beneath origin of D1 | |
| Spines 1 | |
| Soft-rays 8 - 8 |