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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Polyphaga » Series Cucujiformia » Curculionoidea » Snout and Bark Beetles (Curculionidae) » Broad-nosed Weevils (Entiminae) » Otiorhynchini » Otiorhynchus » Strawberry Root Weevil (Otiorhynchus ovatus)

Species Otiorhynchus ovatus - Strawberry Root Weevil

Classification · Explanation of Names · Size · Identification · Range · Food · Life Cycle · Remarks · See Also · Internet References · Works Cited

Strawberry Root Weevil? - Otiorhynchus ovatus

Curculionidae, Strawberry Root Weevil, frontal - Otiorhynchus ovatus

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 ovatus (Strawberry Root Weevil)

Explanation of Names

Otiorhynchus (Pendragon) ovatus (Linnaeus 1758)

ovatus = 'egg-shaped'

Size

4-5.5 mm(1)

Identification

the longitudinal wrinkles on the pronotum are diagnostic; some individuals have a conspicuous pointed spur on the anterior margin of the forefemur

Range

native to Eurasia, adventive in NA and now exceedingly common throughout the continent(1)

Food

herbaceous plants (incl. strawberries) and tree seedlings in nurseries; larvae live in the soil, and feed continuously on the roots of seedlings; adults feed at night on leaves and berries

Life Cycle

one generation per year; overwinters as a larva or adult in soil or leaf litter; eggs are laid on the soil from May to September

Remarks

earliest record in our area: 1852(2)

See Also

O. rugosostriatus is larger (7-9 mm), has blackish legs, and a random pattern of bumps on the pronotum

Internet References

Univ. Alberta(3)

Ohio State

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.	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.

3.	University of Alberta Entomology Collection

Contributed by Robin McLeod on 19 October, 2005 - 3:21am
Additional contributions by Mike Quinn, v belov, onegunah
Last updated 14 May, 2017 - 10:22am

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