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Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

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


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Species Sphaeroderma testaceum

Sphaeroderma testaceum (F) - Sphaeroderma testaceum Sphaeroderma testaceum (F) - Sphaeroderma testaceum Sphaeroderma testaceum (F) - Sphaeroderma testaceum Leaf beetle - Sphaeroderma testaceum
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 (Longhorn and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Galerucinae (Skeletonizing Leaf Beetles and Flea Beetles)
Tribe Alticini (Flea Beetles)
Genus Sphaeroderma
Species testaceum (Sphaeroderma testaceum)
Explanation of Names
Sphaeroderma testaceum (Fabricius 1775)
Size
3.5-4 mm(1)
Range
native to Europe, adventive in NA (Atlantic Canada)(2)
Food
in NA, on the adventive Canada thistle (Cirsium arvense, Asteraceae), but in the native range hosts include several (related) plant genera(2)
Internet References