| Main Ref. | Akihito, P. and K. Meguro, 1988 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | oval |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is distinguished by the following characters: protrusion present on the upper posterior part of dermal fold along the upper margin of eye; longitudinal scales 51-54 (mean 52.7); transverse scales 10-14 (mean 11.7); predorsal scales absent; no scales on belly; scales do not extend to the first dorsal, second dorsal and anal fins; width of scaled area 44.0-66.7% (mean 57.7%) of body depth at origin of anal fin; a narrow white transverse band across base of pectoral fins whose width at median dorsal line is 4.0-8.0% (mean 6.2%) of SL; a white transverse band of similar width across anterior part of first dorsal fin extending to the ventral side of the body; when alive, white markings present on a dark brown ground colour (Ref. 12703). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | 51 - 54 |
| 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 | 14 - 15 |
| total | 30 - 30 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 4 - 4 |
| Soft-rays total | 9 - 10 |
| Adipose fin |
| Attributes |
| Fins number | |
| Spines total | 1 - 1 |
| Soft-rays total | 8 - 9 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 24 - 26 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |