| Main Ref. | Gan, X., J.-H. Lan and E. Zhang, 2009 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | fusiform / normal |
| Cross section | compressed |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | superior |
| Type of scales | |
| Diagnosis |
A species of Metzia with a superior mouth, 43 or 44 lateral-line scales, a long snout (length 31.7–37.0% of HL); a long head (length 27.2–30.8% of SL), 10 or 11 branched anal-fin rays, and absence of a longitudinal black band extending along each side of body from extremity of gill opening to caudal-fin base. |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 43 - 44 |
| 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 | |
| total | |
| Vertebrae | |
| preanal | 22 |
| total | 40 - 41 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin |
| Attributes | forked |
| Fins number | |
| Spines total | |
| Soft-rays total | 13 - 14 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 12 - 13 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays 9 - 10 |