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Species Larinus obtusus - Knapweed Seedhead Weevil

Representative Images

Larinus obtusus Gyllenhal - Larinus obtusus Beetle - Larinus obtusus Curculionidae Larinus obtusus - knapweed seedhead weevil? - Larinus obtusus - Larinus obtusus Curculionidae - Larinus obtusus - knapweed seedhead weevil? - Larinus obtusus weevil I.D. - Larinus obtusus Larinus obtusus ? - Larinus obtusus Larinus obtusus

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 Lixinae
Tribe Lixini
Genus Larinus
No Taxon (subgenus Larinomesius)
Species obtusus (Knapweed Seedhead Weevil)

Other Common Names

Knapweed Seedhead-feeding Weevil, Blunt Knapweed Flower Weevil, Knapweed Flower-feeding Weevil

Explanation of Names

Larinus obtusus Gyllenhal 1836

Numbers

2 sspp. (Anon. 2002)

Size

5-6.5 mm (Anon. 2002)

Identification

adult habitus(1) | live photos | rostrum profile(2)

Range

native to so. & c. Europe (east to the Caspian) (Anon. 2002), released in ID, MN, MT (established), NE, OR, WA (established)(3)

Remarks

first released in the US in 1993(3)

Print References

Anon. (2002) Operational field guide to the propagation and establishment of the bioagent Larinus obtusus (Knapweed seedhead weevil). British Columbia Ministry of Forests. 45 pp. (Full text)

Internet References

Fact sheets: Lang (yr?)(3) | Hacker (1999-2009)(4) |

Works Cited

1.Borowiec L. (2007-) Iconographia Coleopterorum Poloniae
2.Lompe A. (2002‒) Die Käfer Europas: Ein Bestimmungswerk im Internet
3.Biological control: A guide to natural enemies in North America
4.Breitenfeldt T., ed. (1999-) Montana war on weeds
Contributed by v belov on 10 August, 2012 - 11:36am
Last updated 24 April, 2013 - 12:55pm

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