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

Clickable Guide

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Subfamily Scolytinae - Bark and Ambrosia Beetles

Representative Images

Ambrosiodmus, lateral view - Ambrosiodmus hagedorni Cyclorhipidion bodoanum ? - Xyleborus celsus 2018-09-21 Bark beetle - Xyleborus bispinatus Fruit-tree Pinhole Borer - Xyleborinus saxesenii Pine Engraver - Ips pini lateral - Xyleborus Scolytinae - Xylosandrus germanus Scolytid from Sugar Lake, Russian Wilderness - Pachysquamus subcostulatus

Classification

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Curculionoidea
Family Curculionidae (Snout and Bark Beetles)
Subfamily Scolytinae (Bark and Ambrosia Beetles)

Other Common Names

Engraver Beetles

Synonyms and other taxonomic changes

used to be treated as a separate family, Scolytidae (=Ipidae); all the subtribes used in the guide (except Corthylina & Pityophthorina) are treated as tribes in(1)(2)

Explanation of Names

Scolytinae Latreille 1804

Numbers

~578 spp. in >100 genera in our area(3), ~6000 spp. in almost 250 genera worldwide arranged into ~30 [sub]tribes(1)(4)(2)

Identification

most comprehensive treatment of NA fauna in(5) (outdated but still essential)
database of all North American species with images, distribution and host data(3)
illustrated key to NA Genera(6)
lucid keys: US genera(7), LA spp.(8),
regional keys to spp.: Canada(9), Northeastern US(10), CA(11), KS(12)

Range

worldwide

Remarks

invasive spp. discussed in(13)(14)
fungi, mites, and nematodes vectored by nonindigenous bark- or wood-boring beetles established in Canada listed in(15)

Works Cited

1.Handbook of Zoology. Coleoptera Vol. 3: Morphology and Systematics (Phytophaga)
Leschen R.A.B., Beutel R.G. (eds). 2014. Walter de Gruyter, Berlin. 687 pp.
2.Family-group names in Coleoptera (Insecta)
Bouchard P, Bousquet Y, Davies A, Alonso-Zarazaga M, Lawrence JF, Lyal CH, Newton A, Reid CA, Schmitt M, Ślipiński SA, Smith A. 2011. ZooKeys 88: 1–972.
3.Atkinson T.H. (200_‒2023) Bark and ambrosia beetles of the Americas
4.Bark beetles: biology and ecology of native and invasive species
Vega F.E., Hofstetter R.W. (eds.). 2015. Elsevier. 620 pp.
5.The Bark and Ambrosia Beetles of North and Central America (Coleoptera: Scolytidae), a Taxonomic Monograph
Stephen Wood. 1982. Great Basin Naturalist Memoirs, Number 6, Brigham Young University.
6.Key to the Genera of North American Scolytinae
LaBonte, J. R. 2019. Oregon Department of Agriculture.
7.Mercado J.E. (2011) Bark beetle genera of the United States
8.Ferro M.L. (2006) The bark and ambrosia beetles (Curculionidae: Scolytinae) of Louisiana: an interactive web-based key
9.The Insects and Arachnids of Canada Series, Part 2: The Bark Beetles of Canada and Alaska, Coleoptera: Scolytidae
Donald E. Bright, Jr. 1976. Biosystematics Research Institute Research Branch.
10.The Beetles of Northeastern North America, Vol. 1 and 2.
Downie, N.M., and R.H. Arnett. 1996. The Sandhill Crane Press, Gainesville, FL.
11.The bark and ambrosia beetles of California (Coleoptera: Scolytidae and Platypodidae)
Bright, D.E. Jr. and Stark, R.W. 1973. University of California Press.
12.Guide to the bark and ambrosia beetles of Kansas
Salsbury G.A. 2004. Kansas Dept. Agric., Topeka KS. 26 pp.
13.Exotic bark and ambrosia beetles (Coleoptera: Curculionidae: Scolytinae) in the United States: Current and potential invaders
14.Exotic bark and ambrosia beetles (Coleoptera: Curculionidae: Scolytinae) in the United States: potential and current invaders
Haack R.A., Rabaglia R.J. 2013. In: Potential invasive pests of agricultural crops. Peña J.E., ed. CABI International, Wallingford, UK, pp. 48‒74.
15.Forest biosecurity: alien invasive species and vectored organisms
Humble L.M., Allen E.A. 2006. Can. J. Plant Pathol. 28: S256–S269.