| Main Ref. | Chen, I.-S., J.-H. Wu and Huang S.-P., 2009 |
| 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 | |
| Type of scales | cycloid scales |
| Diagnosis |
Diagnosed from all other species of the genus by the following combination of characters: absence of maxillary barbels; absence of notch on anterior tip of upper lip w; 44-48 (always 45-47) scales on lateral line; predorsal scales less than 20 (always 18-19; modally 19); maxillary extending to or slightly beyond the vertical of anterior margin of orbit; a series of 4-5 (modally 5) rounded tubercles under lower jaw in adult male; and opercle and ventral side of head shiny yellow in adult male in life (Ref. 81910). Description: Dorsal fin rays iii, 7-8 (modally 7); anal fin rays iii, 8-9 (modally 9); pectoral fin rays i, 13-15 (modally 14); and pelvic fin rays i, 8-9 (modally 8) (Ref. 81910). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 44 - 48 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 9 - 10 |
| Scale rows below lateral line | 3 - 4 |
| Scales around caudal peduncle | 17 - 20 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 38 - 40 |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 10 - 11 |
| Adipose fin | absent |
| Attributes | forked |
| Fins number | |
| Spines total | |
| Soft-rays total | 11 - 12 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 14 - 16 | |
| Pelvics | Attributes more or less normal |
| Position abdominal beneath origin of D1 | |
| Spines | |
| Soft-rays 8 - 10 |