phyl·lox·e·ra 
(fĭl′ŏk-sîrə, fĭ-lŏksər-ə)
(fĭl′ŏk-sîrə, fĭ-lŏksər-ə)n. pl. phyl·lox·e·rae (-rē)
A small aphidlike insect (Daktulosphaira vitifoliae) that feeds on the roots of grapevines and sometimes forms galls on the leaves, causing severe damage to grape crops. Also called grape phylloxera.
[New Latin Phylloxēra, former genus name of the insect : Greek phullo-, phyllo- + Greek xēros, dry.]
phyl′lox·eran adj. & n.