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Species Otiorhynchus ligustici - Alfalfa Snout Beetle

Large weevil - Otiorhynchus ligustici Large weevil - Otiorhynchus ligustici Otiorhynchus ligustici Otiorhynchus ligustici
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Curculionoidea (Snout and Bark Beetles)
Family Curculionidae (Snout and Bark Beetles)
Subfamily Entiminae (Broad-nosed Weevils)
Tribe Otiorhynchini
Genus Otiorhynchus
Species ligustici (Alfalfa Snout Beetle)
Other Common Names
Lovage Weevil
Explanation of Names
Otiorhynchus (Cryphiphorus) ligustici (Linnaeus 1758)
9-11 mm(1)
native to the Palaearctic (very common and widespread there), adventive and local in NA (se. ON, n. NY; first reported 1896)(1)(2)
Life Cycle
parthenogenetic; 2-yr cycle(2)
serious pest of alfalfa(1)
Internet References
Works Cited
1.Insects and Arachnids of Canada Series, Part 25. Coleoptera, Curculionidae, Entiminae.
Donald E. Bright, Patrice Bouchard. 2008. 2008. NRC Research Press, Ottawa, Ontario, Canada.
2.Biological control of Alfalfa Snout Beetle...
E.J. Shields, A. Testa, G. Neumann, K.L. Flanders, P.C. Schroeder. 2009. American Entomologist 55(4): 250-257.
3.Insects (Ontario Ministry of Agriculture, Food and Rural Affairs web site)