| Main Ref. | Chen, I.-S., P.-J. Miller, H.L. Wu and L.-S. Fang, 2002 |
| Appearance refers to | Male; Female |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| 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 |
Second dorsal fin rays modally I/8; anal fin rays modally 8; pectoral rays modally 17; scales in lateral series 9-10; predorsal scales 3-4; vertebrae (including urostyle) 26. First dorsal rays lack filamentous extensions. Anal fin origin at vertical of first branched ray of second dorsal fin. Distance between posterior oculoscapular canal pores è and ô about equal to gap between anterior and posterior oculoscapular canals. Body with five to six main greyish-brown blotches. Cheek and opercle with a longitudinal grey stripe. Pectoral fin base with a right-angled black mark. |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | 27 - 30 |
| 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 | 10 - 10 |
| total | 26 - 26 |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 7 - 7 |
| Soft-rays total | 7 - 8 |
| Adipose fin | absent |
| Attributes |
| Fins number | 1 |
| Spines total | 1 - 1 |
| Soft-rays total | 7 - 8 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 16 - 17 | |
| Pelvics | Attributes part of sucker-disc |
| Position abdominal | |
| Spines 1 | |
| Soft-rays 5 - 5 |