| Main Ref. | Heemstra, P.C., 1986 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | short and / or deep |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Silvery grey in color; indistinct dusky spot on or above LL and below front of soft dorsal (Ref. 4253). Gill rakers rudimentary. |
| 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 | 13 - 18 |
| on upper limb | 4 - 5 |
| total | 17 - 23 |
| Vertebrae | |
| preanal | |
| total |
| Attributes | |
| Fins number | 2 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 9 - 10 |
| Soft-rays total | 22 - 24 |
| Adipose fin | absent |
| Attributes |
| Fins number | 1 |
| Spines total | 4 - 4 |
| Soft-rays total | 20 - 22 |
| Pectoral | Attributes |
| Spines 0 | |
| Soft-rays 13 - 14 | |
| Pelvics | Attributes |
| Position | |
| Spines 1 | |
| Soft-rays 6 - 6 |