| Main Ref. | Kottelat, M., 1998 |
| 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 | |
| diagnosa |
Having last simple dorsal and anal rays strong and stiff (but not a spine); 11 branched dorsal rays; 13 branched anal rays; 32-33+1-2=33-35 scales in longitudinal series; predorsal fin profile of males slightly concave; pelvic, dorsal and anal fins of males with narrow black distal margins; very narrow stripe along the posterior side of males (Ref. 27732); and long ovipositor present in front of anal fin of females (Ref. 43281). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | 6 - 8 |
| Scales in lateral series | 33 - 35 |
| 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 | |
| Keseluruhan (total) | |
| vertebrata, bertulang belakang | |
| preanal | |
| Keseluruhan (total) |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 13 - 13 |
| Adipose fin | absent |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 15 - 15 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 12 - 13 | |
| Pelvics | Attributes more or less normal |
| Position thoracic behind origin of D1 | |
| Spines 0 | |
| Soft-rays 8 - 8 |