Dendroctonus is a genus of bark beetles. It includes several species notorious for destroying trees in the forests of North America. Species include: \n* Dendroctonus adjunctus - roundheaded pine beetle \n* Dendroctonus approximatus - Mexican pine beetle \n* Dendroctonus brevicomis - western pine beetle \n* Dendroctonus frontalis - southern pine beetle \n* Dendroctonus jeffreyi - Jeffrey pine beetle \n* Dendroctonus micans - great spruce bark beetle \n* Dendroctonus murrayanae - lodgepole pine beetle \n* Dendroctonus ponderosae - mountain pine beetle \n* Dendroctonus pseudotsugae - Douglas-fir beetle \n* Dendroctonus punctatus - Allegheny spruce beetle \n* Dendroctonus rufipennis - spruce beetle \n* Dendroctonus simplex - eastern larch beetle \n* Dendroctonus terebrans - black turpentine beetle \n* Dend