| Main Ref. | Russell, B.C., 1997 |
| Appearance refers to | Male; Female |
| Bones in OsteoBase |
| Specialized organs | no special organs |
| Different appearance | males alike females |
| Different colors | males alike females |
| Remarks |
| Striking features | striking fins |
| 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 |
| Diagnosis |
Head scales reaching forward to between level of anterior margin of eyes and posterior nostrils. Suborbital naked. Lower limb of preopercle naked. Pelvic fins short, not reaching level of anus. Axillary scale present. Color: Pale brownish on back, lower part of body whitish. Presence of two bluish stripes across snout, first from middle of eye to tip of snout, second from upper lip to lower margin of eye. Top of snout dusky. |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 46 - 48 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 2.5 - 6 |
| Scale rows below lateral line | 11 - 20 |
| Scales around caudal peduncle | |
| Barbels | 0 |
| Gill clefts (sharks/rays only) | absent |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 7 - 15 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 10 - 10 |
| Soft-rays total | 9 - 9 |
| Adipose fin | absent |
| Attributes | forked; with dorsal filament |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 7 - 7 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 16 - 17 | |
| Pelvics | Attributes more or less normal |
| Position thoracic behind origin of D1 | |
| Spines 1 | |
| Soft-rays 5 - 5 |