ABSTRACT: The Pear Psyllid, Cacopsylla bidens (?ulc, 1907), is here reported from the Department of Canelones, the major region of pear production in Uruguay. Previous records of C. pyricola (Foerster, 1848) from Uruguay are misidentifications of C. bidens. Information is provided on the taxonomy and biology of this species. ©2017 Check List and Authors