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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Polyphaga » Series Cucujiformia » Cucujoidea » Cucujid series » Silvanid Flat Bark Beetles (Silvanidae) » Silvaninae » Ahasverus » Foreign Grain Beetle (Ahasverus advena)

Species Ahasverus advena - Foreign Grain Beetle

Representative Images

Silvanidae - Ahasverus advena Ahasverus advena (Waltl) - Ahasverus advena Cryptophagidae ??? - Ahasverus advena Beetle on a piece of fruit - Ahasverus advena Silvanidae - Ahasverus advena Foreign Grain Beetle - Ahasverus advena Ahasverus - Ahasverus advena Ahasverus - Ahasverus advena

Classification

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Cucujoidea
No Taxon (Cucujid series)
Family Silvanidae (Silvanid Flat Bark Beetles)
Subfamily Silvaninae
Genus Ahasverus
Species advena (Foreign Grain Beetle)

Other Common Names

New House Beetle (1)

Explanation of Names

Ahasverus advena (Waltl 1834)

Identification

"Note the acuminate last antennomere." (comm. Michael C. Thomas, 2014)

Det. M. C. Thomas, 2014

Range

e US to CA, cosmopolitan - Map (2)(3)

Habitat

common in homes (esp. newly built) and grain storage facilities

Season

year round, but mostly May-Nov (3)

Food

Molds and fungi growing on damp grain, grain products, stored fruit, and other materials(4)(2)

Remarks

may be a nuisance in new homes, but do no actual harm

Internet References

Fact sheets: anon. (2018)(5) | anon. (2021)(1) |

Works Cited

1.Iowa insect information notes
2.The flat bark beetles (Coleoptera, Silvanidae, Cucujidae, Laemophloeidae) of Atlantic Canada
C.G. Majka. 2008. ZooKeys 2: 221-238.
3.Global Biodiversity Information Facility (GBIF)
4.Beetles associated with stored products in Canada: An identification guide
Bousquet Y. 1990. Research Branch Agriculture Canada, Publication 1837.
5.University of Minnesota Extension
Contributed by Will Chatfield-Taylor on 10 October, 2008 - 6:16pm
Additional contributions by Beatriz Moisset, Mike Quinn, v belov
Last updated 28 June, 2023 - 3:36pm

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