| Main Ref. | Randall, J.E. and C.C. Baldwin, 1997 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | none |
| Body shape lateral | fusiform / normal |
| Cross section | oval |
| Dorsal head profile | more or less straight |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | superior |
| Type of scales | ctenoid scales |
| Diagnosis |
No dermal flap or small tentacle dorsally on eye. A large pore in midinterorbital space close to the edge of the orbit; a smaller median pore posteriorly in interorbital space. Tubular anterior nostril when laid back not reaching posterior nostril; when extended forward, near front of snout and moderately long, though not reaching front edge of upper lip. .A single, incomplete lateral line. Longitudinal scale series about 48. |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 16 - 16 |
| 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 | 11 - 11 |
| on upper limb | 6 - 6 |
| total | 17 - 17 |
| Vertebrae | |
| preanal | 10 - 10 |
| total | 26 - 26 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 7 - 7 |
| Soft-rays total | 20 - 20 |
| Adipose fin | absent |
| Attributes | more or less truncate; more or less normal |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 17 - 17 |
| Pectoral | Attributes more or less normal |
| Spines 0 | |
| Soft-rays 18 - 18 | |
| Pelvics | Attributes more or less normal |
| Position thoracic before origin of D1 | |
| Spines 1 | |
| Soft-rays 5 - 5 |