Resumen

CARAPIA-RUIZ, Vicente E. et al. Descripción de dos nuevas especies de Trialeurodes (Cockerell) (Homoptera: Aleyrodidae) y clave para las especies de México. Acta Zool. Mex [online]. 2003, n.90, pp.93-101. ISSN 2448-8445.

Two new species of the whitefly genus Trialeurodes are described based on pupal case characteristics of specimens that were mounted on slides for microscopic examination. Trialeurodes amealcensis sp. nov. was collected on Quercus in the states of Querétaro and Tlaxcala, the other species, Trialeurodes ipomoeae sp. nov. was found on Ipomoea arborescens (Humb. & Bonpl.) G. Don in the states of Morelos and Puebla. A key to the Mexican species of Trialeurodes and figures of described species are included.

Palabras llave : Whiteflies; Trialeurodes; taxonomy; new species.

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