What is "solea pegusa"

Sole \Sole\, n. [F. sole, L. solea; -- so named from its flat shape. See Sole of the foot.] (Zo["o]l.)

1. Any one of several species of flatfishes of the genus Solea and allied genera of the family Soleid[ae], especially the common European species ( Solea vulgaris), which is a valuable food fish.

2. Any one of several American flounders somewhat resembling the true sole in form or quality, as the California sole ( Lepidopsetta bilineata), the long-finned sole ( Glyptocephalus zachirus), and other species.

   Lemon, or French, sole (Zo["o]l.), a European species of sole ( Solea pegusa).

   Smooth sole (Zo["o]l.), the megrim.