| Main Ref. | Collette, B.B. and J.E. Randall, 2000 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | cycloid scales |
| Diagnosis |
Body grayish green dorsally; silvery on the sides; iridescent ventrally; hyaline fins, yellowish tail. Pelvic fins absent. Incomplete lateral line (Ref. 37585). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | 119 - 123 |
| Pored lateral line scales | 114 - 118 |
| 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 | 22 - 25 |
| on upper limb | 6 - 7 |
| total | 29 - 32 |
| Vertebrae | |
| preanal | |
| total | 61 - 63 |
| Attributes | |
| Fins number | |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | 50 - 53 |
| Adipose fin |
| Attributes | forked; more or less normal |
| Fins number | |
| Spines total | |
| Soft-rays total | 24 - 25 |
| Pectoral | Attributes |
| Spines | |
| Soft-rays 16 - 17 | |
| Pelvics | Attributes |
| Position | |
| Spines | |
| Soft-rays |