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Which flatfish family includes American soles?

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Body plan and sexual dimorphism in the common sole (Solea solea) and dusky flounder (Syacium papillosum). — pleuronectiform Body plan and sexual dimorphism in the common sole (*Solea solea*) and dusky flounder (*Syacium papillosum*).

American soles belong to the family Achiridae.1

While the term "sole" is often associated with the family Soleidae, which includes typical soles, American soles are classified separately within the order Pleuronectiformes. Members of the Achiridae family are found in both marine and freshwater environments along the Atlantic and Pacific coasts of the Americas.21