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

Species Rhinusa linariae - Root-gall Weevil

Rhinusa linariae
Classification
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 Curculioninae
Tribe Mecinini
Genus Rhinusa
Species linariae (Root-gall Weevil)
Explanation of Names
Rhinusa linariae (Panzer 1792)
Gymnetron linariae
Size
2 mm
Range
native to Europe, released in mid-1990s in w. Canada and the US; small populations may be established in Canada, but only one confirmed establishment in WY has been reported in the US(1)
Food
hosts: Linaria spp.(1) (Dalmatian and yellow toadflax)
Remarks
Approved for release as biocontrol in the US in 1995
Internet References