bark beetle

Types:

Dutch-elm beetle, Scolytus multistriatus

a vector of the fungus causing Dutch elm disease

Dendroctonus rufipennis, spruce bark beetle

small beetle that likes to bore through the bark of spruce trees and eat the cambium which eventually kills the tree

Type of:

beetle

insect having biting mouthparts and front wings modified to form horny covers overlying the membranous rear wings