| Main Ref. | Hart, J.L., 1973 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | light organs |
| Body shape lateral | |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Adipose fin moderate (Ref. 6885). Metallic blue dorsally, bright silvery ventrally (Ref. 6885). Branchiostegal rays: 8-9 (Ref. 31442). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 35 - 39 |
| Pored lateral line scales | |
| Scales in lateral series | |
| 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 | 13 - 16 |
| on upper limb | 3 - 4 |
| total | |
| Vertebrae | |
| preanal | |
| total | 37 - 39 |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 11 - 13 |
| Adipose fin | present |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 21 - 25 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 14 - 17 | |
| Pelvics | Attributes more or less normal |
| Position abdominal before origin of D1 | |
| Spines 0 | |
| Soft-rays 8 - 8 |