| Main Ref. | Sato, T. and T. Nakabo, 2003 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Black band on upper caudal fin lobe and a black posterior margin on the lower lobe, 48 pored lateral line scales, 46 vertebrae, and a narrower interorbital (width 4.0% of HL) (Ref. 49923). Pectoral fin short, not reaching to end of dorsal fin base (Ref. 49923). |
| Ease of Identification | easy to distinguish from other species. |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 48 - 48 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 3.5 - 3.5 |
| Scale rows below lateral line | 3.5 - 3.5 |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 15 - 15 |
| on upper limb | 5 - 5 |
| total | |
| Vertebrae | |
| preanal | |
| total | 46 - 46 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 11 - 11 |
| Adipose fin | present |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 11 - 11 |
| Pectoral | Attributes other (see remarks) |
| Spines 0 | |
| Soft-rays 19 - 19 | |
| Pelvics | Attributes more or less normal |
| Position abdominal behind origin of D1 | |
| Spines 0 | |
| Soft-rays 9 - 9 |