| Main Ref. | Zahuranec, B.J., 2000 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | light organs |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
12-15 AO photophores; 8-9 tooth patches on the lower limb of the second gill arch; 37-40 lateral line organs (Ref. 36121). Pectoral fins with rather robust, stout rays (Ref. 36121). Rich brown to black, darkest dorsally and lighter below; dusky on fins, inner rays of pelvic fins whitish (Ref. 6885). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| 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 | 9 - 11 |
| on upper limb | 3 - 5 |
| total | 13 - 15 |
| Vertebrae | |
| preanal | |
| total | 36 - 38 |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 15 - 16 |
| Adipose fin | present |
| Attributes | forked |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 17 - 19 |
| Pectoral | Attributes other (see remarks) |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes |
| Position abdominal beneath origin of D1 | |
| Spines | |
| Soft-rays |