Genus Pleuronichthys

 
 

C-o sole - The C-O sole gets its name from the markings on its caudal fin: a crescent shape and a ring, which resemble a letter C and a letter O.

Ridged-eye flounder - In the UK the ridged-eye flounder is also known as the frog flounder; in Japan it is called meita garei, and in Korea it is known as to-da-ri.