narcissus bulb fly

noun

Definition of narcissus bulb fly

1 : a large yellow and black hairy syrphid fly (Merodon equestris) that resembles a small bumblebee, is native to Europe but now widespread in the U.S., and has a yellowish or whitish larva that bores in and destroys the bulbs of various plants (as narcissus, amaryllis, hyacinth)

called also greater bulb fly

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