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

Species Isochnus sequensi

weevil - Isochnus sequensi Weevil on black willow - Isochnus sequensi Flea Weevil - Isochnus sequensi Curculionoidea ? - Isochnus sequensi Curculionidae ? - Isochnus sequensi Poplar Blackmine Beetle? - Isochnus sequensi Poplar Blackmine Beetle? - Isochnus sequensi Blotch mines on weeping willow - Isochnus sequensi
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 Rhamphini (Flea Weevils)
Subtribe Rhamphina
Genus Isochnus
Species sequensi (Isochnus sequensi)
Synonyms and other taxonomic changes
Isochnus populicola (Silfverberg 1977)
Explanation of Names
Isochnus sequensi (Stierlin 1894)
often mistaken for I. rufipes but has a band of white scales along the base of the pronotum and a more elongate body form*
native to Europe, introduced along the ne. coast of the US into adjacent Canada (NF-ON to NJ-IN)(1)
hosts: Salix, Populus (Salicaceae)(1)
Internet References
Works Cited
1.First record of Orchestes fagi (L.) in North America, with a checklist of the North Amercian Rhamphini
Sweeney, J., R.S. Anderson, and R.P. Webster. 2012. The Coleopterists Bulletin, 66: 297-304.
2.British leafminers