| Main Ref. | Feltes, R.M., 1991 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | fusiform / normal |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Distinguished by having eight (occasionally seven) pectoral filaments, not reaching midpoint of anal fin; depth of posterior margin of maxilla less than eye diameter; snout pointed; body in life usually blue above and silvery below (Ref. 39607); 11 anal-fin soft rays; 46-50 gill rakers; depth of posterior margin of maxilla less than eye diameter (Ref. 95025). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 46 - 50 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 6 - 7 |
| Scale rows below lateral line | 9 - 10 |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | 40 - 48 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 8 - 9 |
| Soft-rays total | 11 - 12 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 11 - 11 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 14 - 15 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |