lemon sole vs Solea lascaris

lemon sole and Solea lascaris both are nouns.

Word	Noun	Adjective	Verb	Adverb
lemon sole	Yes	No	No	No
Solea lascaris	Yes	No	No	No

As nouns, lemon sole and Solea lascaris are synonyms defined as:

lemon sole (noun)	Solea lascaris (noun)
small European sole	small European sole
European flatfish highly valued as food
important American food fish in the winter
popular pale brown food flatfish of the Pacific coast of North America
highly valued almost pure white flesh
flesh of American flounder; important in the winter