| Main Ref. | Schaefer, S., R.K. Johnson and J. Badcock, 1986 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | eel-like |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Black-brown dorsally, flanks silver; fins colorless (Ref. 3991). Branchiostegal rays: 12-14 (Ref. 35800). Slender form, high anal-ray and photophore counts (Ref. 37473). |
| 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 | 7 - 9 |
| on upper limb | 3 - 3 |
| total | 10 - 12 |
| Vertebrae | |
| preanal | |
| total | 89 - 99 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 10 - 11 |
| Adipose fin | absent |
| Attributes | more or less truncate; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 59 - 72 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 8 - 10 | |
| Pelvics | Attributes more or less normal |
| Position | |
| Spines 0 | |
| Soft-rays 7 - 8 |