Image Number: 1241472

Photographer:
Descriptor:
Damage
Description:
Douglas-fir beetle often kills groups of adjacent trees in successive years. Older dead with little remaining foliage are commonly found near recent mortality. Groups such as this are a good place to look for fresh attacks which will have boring dust on stems but green crowns.
Image type:
Field

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Image location:
United States

Subject

Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Atelocerata
Class: Hexapoda (including Insecta)
Infraclass: Neoptera
Subclass: Pterygota
Order: Coleoptera
Suborder: Polyphaga
Infraorder: Cucujiformia
Superfamily: Curculionoidea
Family: Curculionidae
Subfamily: Scolytinae
Tribe: Hylesinini: Tomicina
Genus: Dendroctonus
Subject: Dendroctonus pseudotsugae Hopkins, 1905

Host

Kingdom: Plantae
Phylum: Coniferophyta
Class: Pinopsida
Order: Pinales
Family: Pinaceae
Genus: Pseudotsuga
Subject: Pseudotsuga menziesii (Mirbel) Franco
Node Affiliation:
Image uploaded:
Wednesday, April 14, 2004
Image last updated:
Monday, February 14, 2011