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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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TaxonomyBrowse
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Genus Mezium

spider beetles - Mezium americanum Northern Spider Beetle - Mezium affine Northern Spider Beetle - Mezium affine beetle? that looks like a tiny eggplant - Mezium affine beetle? that looks like a tiny eggplant - Mezium affine Wee critter. - Mezium Mezium affine Regal Sink Bug - Mezium
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)
Superfamily Bostrichoidea (Carpet, Powder-post and Death-watch Beetles)
Family Ptinidae (Death-watch and Spider Beetles)
Subfamily Ptininae (Spider Beetles)
Tribe Meziini
Genus Mezium
Explanation of Names
Mezium Curtis 1828
Numbers
2 species in NA; only M. affine in Canada(1), a dozen total
Size
3-4 mm
Identification
Elytra fused, globular, very glabrous; unlike in Gibbium, pronotum with furry pubescence and ridges
Range
Almost cosmopolitan nowadays, but probably African in origin. In Canada, NS to SK; BC(1)
Works Cited
1.Beetles associated with stored products in Canada: An identification guide
Bousquet Y. 1990. Research Branch Agriculture Canada, Publication 1837.