Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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Upcoming Events

Information, insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Genus Ips

BG2691 E6154-5-6 - Ips calligraphus Beetle - Ips grandicollis Beetle - Ips grandicollis Ips avulsus (Eichhoff) - Ips avulsus Ips calligraphus (Germar) - Ips calligraphus Ips grandicollis Ips grandicollis Ips grandicollis
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Curculionoidea (Snout and Bark Beetles)
Family Curculionidae (Snout and Bark Beetles)
Subfamily Scolytinae (Bark and Ambrosia Beetles)
Tribe Scolytini (Typical Bark Beetles)
Subtribe Ipina
Genus Ips
Other Common Names
Engraver Beetles
Explanation of Names
Ips De Geer 1775
23 spp. (of which 6 adventive) in our area(1), 21 in se. US(2); ~36 total
3-6.5 mm
Northern hemisphere
hosts: Pinaceae(1)
Life Cycle
Most breed in dying trees and slash, but some may attack the boles and tops of healthy trees (1)
damage the bark of pine and spruce trees