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Discussion of 2018 gathering

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

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TaxonomyBrowse
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Species Aphthona czwalinai

Aphthona czwalinai
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 Chrysomeloidea (Long-horned and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Galerucinae (Skeletonizing Leaf Beetles and Flea Beetles)
Tribe Alticini (Flea Beetles)
No Taxon (Longitarsus Genus Group)
Genus Aphthona
Species czwalinai (Aphthona czwalinai)
Explanation of Names
Aphthona czwalinai Weise 1888
Size
Adults: 2.8-3.5 mm(1)
Larvae: 1-5 mm
Identification
Shiny metallic black. Adults indistinguishable from A. lacertosa
Range
native to w. Palaearctic (C. Europe to C. Asia)(2)
Food
recorded host: Euphorbia esula(2)
Life Cycle
Adults emerge from soil beginning in May to July depending on location.
Remarks
common in ND(3)
Introduced to control Euphorbia (leafy spurge) in 1987
Internet References
images: 1(2) | 2(3)