Three New species of Aleuropleurocelus 1 from Mesoamerica on Psychotria 2

Three new species of Aleuropleurocelus from Mesoamerica, found on the underside of the leaves of Psychotria are described: Aleuropleurocelus ventrocaudatus n. sp. on Psychotria costivenia Griseb. from Chiapas, Mexico and Peten, Guatemala; on P. cyanococca Seem. ex Dombrain from Alajuela, Costa Rica. Aleuropleurocelus marginocaudatus n. sp. on Psychotria costivenia from Chiapas, Mexico, Peten and Izabal, Guatemala; on P. grandis Swartz from Chiapas, Mexico. Aleuropleurocelus marginoacaudatus n. sp. on Psychotria costivenia from El Salvador; on Psychotria grandis from Chiapas, Mexico. The group of A. annonae in the genus Aleuropleurocelus is proposed additional to the groups of A. ceanothi, A. nigrans, y A. abnormis. Morphological structures are illustrated with microphotographs of the species and relationships between near species are discussed.