Species Xylosandrus germanus - Alnus Ambrosia Beetle

Classification · Other Common Names · Explanation of Names · Range · Food · Remarks · Internet References · Works Cited

beetles boring out of golden rain tree: Koelreuteria paniculata - Xylosandrus germanus

Curculionoidea – Curculionidae – Bark and Ambrosia Beetles - Scolytinae – Xyleborini – Alnus Ambrosia Beetle - Xylosandrus germanus

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)

Tribe Xyleborini

Genus Xylosandrus

Species germanus (Alnus Ambrosia Beetle)

Other Common Names

Smaller Alnus Bark Beetle, Black Stem Borer

Explanation of Names

Xylosandrus germanus (Blandford 1894)

Range

native to Asia, adventive and now widespread in NA(1): US east of the Mississippi River (narrowly into adjacent Canada) + so. BC(2)

Food

known to attack >200 host spp.

Remarks

earliest record in our area: NY 1931(3)

emerging key pest of nursery trees (Ranger & Reding 2008)

Internet References

Species page(2)

Fact sheet (anon. 2011)(4)

Works Cited

1.	American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.

2.	Atkinson T.H. (200_‒2023) Bark and ambrosia beetles of the Americas

3.	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.

4.	Forest invasive alien species (Canadian Forest Service)

Contributed by Jim McClarin on 27 December, 2006 - 8:18pm
Additional contributions by Beatriz Moisset, v belov
Last updated 13 February, 2014 - 6:02pm

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