| Main Ref. | Kullander, S.O. and R. Britz, 2002 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | fusiform / normal |
| Cross section | compressed |
| Dorsal head profile | more or less straight |
| Type of eyes | more or less normal |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Possesses a prominent dark blotch posterodorsally on opercle and two rows of irregular blackish blotches along side. Differs from B. assamensis by longer jaw, upper jaw 12-13.6 SL); lower jaw 16.3-18.5%SL, having fewer scales in lateral row, more gill rakers, and fewer vertebrae (Ref. 46238). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 27 - 28 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 18 - 18 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 10 - 13 |
| Vertebrae | |
| preanal | |
| total | 27 - 29 |
| Attributes | extending over most of the back length |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 16 - 17 |
| Soft-rays total | 8 - 11 |
| Adipose fin | absent |
| Attributes | more or less truncate; more or less normal |
| Fins number | 1 |
| Spines total | |
| Soft-rays total | 7 - 8 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 12 - 14 | |
| Pelvics | Attributes more or less normal |
| Position thoracic behind origin of D1 | |
| Spines | |
| Soft-rays |