Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Orchestes mixtus

Orchestes mixtus Blatchley - Orchestes mixtus Orchestes - Orchestes mixtus Orchestes mixtus Blatchley - Orchestes mixtus Flea beetle - Orchestes mixtus Orchestes mixtus Orchestes mixtus Orchestes - Orchestes mixtus Leigh Farm Park leaf miner Orchestes mixtus maybe on Ulmus alata D4389 2023 1 - Orchestes mixtus
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 Curculioninae
Tribe Rhamphini (Flea Weevils)
Subtribe Rhamphina
Genus Orchestes
Species mixtus (Orchestes mixtus)
Other Common Names
Beech Flea Weevil (BFW) (1)
Explanation of Names
Orchestes mixtus Blatchley 1916
Size
2.5-2.8 mm(2)
Identification
hind femur slightly to moderately expanded (1)
Range
most of NA: NS-FL to BC-CA(1)
Food
hosts: Betulaceae (Alnus, Betula, Carpinus, Corylus) & Ulmus(1)
Life Cycle
Reportedly overwinter as adults under bark and loose debris, and may be found congregating on the sides of buildings in the fall
Remarks
discussion of a 2007 outbreak in Dallas of the "Elm flea weevil" - Mike Merchant, 2007
See Also
Orchestes pallicornis Say
- Range: widely dist.; Hosts: var. Rosaceae
hind femur moderately to markedly expanded(1)
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.Rhynchophora or weevils of North Eastern America
Blatchley and Leng. 1916. Nature Publishing Co., Indianapolis, Indiana. 682 pp.