elm bark beetle

Short definition from Wiktionary

Noun

1. 1
   Any beetle of certain species, that effect the bark of elm trees: Hylurgopinus rufipes, native to North America.
2. 2
   Any beetle of certain species, that effect the bark of elm trees: Scolytus multistriatus, native to Europe and introduced to North America.
3. 3
   Any beetle of certain species, that effect the bark of elm trees: Scolytus schevyrewi, native to Asia and introduced to North America.