MeSH definition : An order of fish with 26 families and over 3,000 species. This order includes the
families CYPRINIDAE (minnows and CARPS), Cobitidae (loaches), and Catostomidae (suckers).;
An order of fish with 26 families and over 3,000 species. This order includes the
families CYPRINIDAE (minnows and CARPS), Cobitidae (loaches), and Catostomidae (suckers).