| Main Ref. | Randall, J.E., 2005 |
| 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 | |
| Diagnose |
Lunate caudal fin with elongated lobes; body coloration bluish gray, shading to white posteriorly and unto middle base of caudal fin; thin bluish gray margin and broad, black submarginal band on dorsal fin; anal fin black; caudal fin lobes black with membrane between transparent with pale bluish gray rays. Segmented caudal rays 11; lateral line present (Ref. 54980). |
| 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 | |
| on upper limb | |
| insgesamt | |
| Wirbelzahl | |
| preanal | |
| insgesamt |
| Attributes | extending over most of the back length |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 4 - 4 |
| Soft-rays total | 27 - 27 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 2 - 2 |
| Soft-rays total | 17 - 17 |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays 16 - 16 | |
| Pelvics | Attributes more or less normal |
| Position jugular | |
| Spines | |
| Soft-rays |