| Main Ref. | Watson, W. and E.M. Sandknop, 1996 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | striking eyes |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | positioned on stalks, very prominent, or tubular |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | cycloid scales |
| Diagnosis |
Adipose very slender; pectorals small; pelvic fins large and expanded (Ref. 6885). Brown dorsally, lighter below (Ref. 6885). Brown dorsally, lighter below (Ref. 6885). Branchiostegal rays: 8 (Ref. 35929). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 56 - 58 |
| 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 | 0 - 0 |
| on upper limb | 0 - 0 |
| total | 0 - 0 |
| Vertebrae | |
| preanal | |
| total | 54 - 55 |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 6 - 8 |
| Adipose fin | present |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 17 - 21 |
| Pectoral | Attributes other (see diagnosis) |
| Spines 0 | |
| Soft-rays 21 - 25 | |
| Pelvics | Attributes more or less normal |
| Position abdominal beneath origin of D1 | |
| Spines 0 | |
| Soft-rays 9 - 9 |