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Cypress bark moth, Cydia (=Laspeyresia) cupressana, emergence holes in cones and reddish frass (excrement) of larvae on Monterey cypress.

Red frass on branch, larval emergence hole in cone of Monterey cypress, Cupressus macrocarpa infested by cypress bark moth, Cydia (=Laspeyresia) cupressana. Berkeley, Alameda Co. by JKC Credit: Jack Kelly Clark
Cypress bark moth, Cydia (=Laspeyresia) cupressana, emergence holes in cones and reddish frass (excrement) of larvae on Monterey cypress. Credit: Jack Kelly Clark
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