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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Polyphaga » Series Cucujiformia » Longhorn and Leaf Beetles (Chrysomeloidea) » Leaf Beetles (Chrysomelidae) » Chrysomelinae » Chrysomelini » Doryphorina » Chrysolina » subgenus Hypericia (Chrysolina subgenus Hypericia) » Klamath Weed Beetle (Chrysolina quadrigemina)

Species Chrysolina quadrigemina - Klamath Weed Beetle

Classification · Explanation of Names · Range · Food · Life Cycle · Remarks · Internet References · Works Cited
Klamath Weed Beetle - Chrysolina quadrigemina Flea beetles? - Chrysolina quadrigemina Klamath Weed Beetle - Chrysolina quadrigemina - male Klamath Weed Beetle - Chrysolina quadrigemina - male Beetle - Chrysolina quadrigemina - female Is this a ladybug? - Chrysolina quadrigemina Beetle - Chrysolina quadrigemina Phalacridae? - Chrysolina quadrigemina
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Chrysomelinae
Tribe Chrysomelini
Subtribe Doryphorina
Genus Chrysolina
No Taxon (subgenus Hypericia)
Species quadrigemina (Klamath Weed Beetle)
Explanation of Names
Chrysolina quadrigemina (Suffrian 1851)
Range
native to Europe(1), intoduced in NA
Food
host: St. John's wort (Hypericum perforatum), and other Hypericum species.
Life Cycle
Adults emerge from pupal cell in soil in the spring. One generation a year.
Remarks
Introduced from Australia in 1944 to combat Klamath weed (it could not be obtained from Europe because of war).
Internet References
Fact sheet(2)
Works Cited
1.de Jong Y.S.D.M. et al. (2014) Fauna Europaea - all European animal species on the web. Biodiversity Data Journal 2: e4034.
2.Biological control: A guide to natural enemies in North America
Contributed by tom murray on 19 June, 2005 - 8:36pm
Additional contributions by Beatriz Moisset, v belov
Last updated 5 September, 2023 - 9:38pm

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