walnut twig beetle Order COLEOPTERA Family Curculionidae Genus Pityophthorus Species juglandis Author (Blackman)
Yosemite bark weevil Order COLEOPTERA Family Curculionidae Genus Pissodes Species schwarzi Author Hopkins
willow flea weevil Order COLEOPTERA Family Curculionidae Genus Rhynchaenus Species rufipes Author (LeConte)
willow bark beetle Order COLEOPTERA Family Curculionidae Genus Trypophloeus Species nitidus Author (Swaine)
white pine cone beetle Order COLEOPTERA Family Curculionidae Genus Conophthorus Species coniperda Author (Schwarz)
western pine beetle Order COLEOPTERA Family Curculionidae Genus Dendroctonus Species brevicomis Author LeConte
western cedar bark beetle Order COLEOPTERA Family Curculionidae Genus Phloeosinus Species punctatus Author LeConte
