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Trypophloeus populi
Trypophloeus populi (by TH Atkinson, Biodiversity Center, University of Texas at Austin). holotype Trypophloeus populi Hopkins.
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Family:	Curculionidae
Subfamily:	Scolytinae
Tribe:	Cryphalini
Genus:	Trypophloeus
Species:	T. populi
Binomial name
Trypophloeus populi Hopkins, 1915

Tyrpophloeus populi is a species of bark beetle that have been suggested as the cause of sudden aspen decline. It was first described by the American entomologist Andrew Delmar Hopkins.

Bark beetles have been reported to have lengths ranging from 1.7 to 2.1 millimeters, with their length approximately 2.3 times as long as they are wide. They come in black and dark brown body colors.

Tyrpophloeus populi has been found throughout North America, from East Nevada and North Arizona to Saskatchewan and New Brunswick.

References

1. "Trypophloeus populi". Integrated Taxonomic Information System.
2. "ITIS - Report: Trypophloeus populi". www.itis.gov. Retrieved 2024-04-08.
3. Webmaster, David Ratz. "A Bark Beetle - Montana Field Guide". fieldguide.mt.gov. Retrieved 2024-04-08.
4. Anon. "Aspen bark beetles" (PDF). Forest Health Management Rocky Mountain Region July 2008.
5. Nicholas Riccardi (October 18, 2009). "Climate blamed for aspen deaths". Los Angeles Times.
6. Michelle Nijhuis (December 2008). "What's Killing the Aspen?". Smithsonian magazine. Archived from the original on 2010-06-11. Retrieved 2009-10-20.
7. ^ Wood, S.L. 1982. The bark and ambrosia beetles of North and Central America (Coleoptera: Scolytidae), a taxonomic monograph. Great Basin Nat. Mem. 6: 1-1356. URL.

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• Scolytinae
• Beetles described in 1915
• Scolytinae stubs