| Main Ref. | Fischer, W. and P.J.P. Whitehead (eds.), 1974 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | flatfish |
| Body shape lateral | elongated |
| Cross section | flattened |
| Dorsal head profile | clearly convex |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | sub-terminal/inferior |
| Type of scales | ctenoid scales |
| Diagnosis |
Ocular side yellow-brown. Dorsal and anal fins joined to caudal. Eyes both on the left side of the body, a narrow space separating them; asymmetrical mouth; rostral hook below mouth. Ocular side with 2 lateral lines. Only the left ventral fin present (Ref 28). With very irregular dark brown blotches, often forming irregular cross bands. Some rays of dorsal and anal fins dashed with dark brown. Scales ctenoid on both sides of body. Midlateral-line scales 78 to 99. Scale rows between lateral lines on eyed side 15 to 19 (Ref 9895). |
| Ease of Identification |
| Lateral Lines | 2 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 | 0 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 44 - 49 |
| Attributes | continuous with caudal fin |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 0 - 0 |
| Soft-rays total | 90 - 100 |
| Adipose fin | absent |
| Attributes | more or less truncate; confluent |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 72 - 78 |
| Pectoral | Attributes absent |
| Spines 0 | |
| Soft-rays 0 - 0 | |
| Pelvics | Attributes asymmetric in size/position |
| Position | |
| Spines | |
| Soft-rays |