psyl·lid 
(sĭlĭd)
(sĭlĭd)n.
Any of various plant-feeding insects of the superfamily Psylloidea, closely related to and resembling the aphids, some of which are pests of fruit trees, ornamentals, and crops.
[New Latin Psylla, type genus (from Greek psulla, flea) + -ID.]
- phytochemistry
- phytochrome
- phytoestrogen
- phytogenesis
- phytogenetic
- phytogenetical
- phytogenetically
- phytogenic
- phytogenous
- phytogeny
- phytogeographer
- phytogeographic
- phytogeographical
- phytogeography
- phytography
- phytohemagglutinin
- phytohormone
- phytol
- phytolith
- phytologic
- phytological
- phytology
- phyton
- phytonic
- phytonutrient