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

Species Otiorhynchus meridionalis - Lilac Root Weevil

Otiorhynchus - Otiorhynchus meridionalis Snout Beetle - Otiorhynchus meridionalis Black Vine Weevil? - Otiorhynchus meridionalis Lilac Root Weevil - Otiorhynchus meridionalis Lilac Root Weevil - Otiorhynchus meridionalis Lilac Root Weevil - Otiorhynchus meridionalis Entiminae? - Otiorhynchus meridionalis Otiorhynchus meridionalis?  - Otiorhynchus meridionalis
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 Entiminae (Broad-nosed Weevils)
Tribe Otiorhynchini
Genus Otiorhynchus
Species meridionalis (Lilac Root Weevil)
Explanation of Names
Otiorhynchus (Otiorhynchus) meridionalis Gyllenhal 1834
Size
6.5-9.0 mm(1)
Identification
Y-shaped carina on the rostrum diagnostic among NA spp.(1)
Range
native to the Mediterranean, adventive in NA and widespread in w. US (WA-CA to MT-NM)(1)
Food
hosts: adults feed on Oleaceae (Forsythia, Ligustrum, Olea, Syringa); larvae polyphagous(2)(3)
Remarks
earliest record in our area: CA 1931(3)
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.Pests of fruit crops: a colour handbook
Alford D.V. 2007. Academic Press. 480 pp.
3.Immigrant phytophagous insects on woody plants in the United States and Canada: an annotated list
Mattson W.J., Niemela P., Millers I., Inguanzo Y. 1994. General Technical Report NC-169. St. Paul, MN: USDA Forest Service, North Central Forest Experiment Station.