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
Upcoming Events

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

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Ptinus sexpunctatus

Beetle - Ptinus sexpunctatus Spider Beetle - Ptinus sexpunctatus Keyboard beetle! - Ptinus sexpunctatus Coleoptera 5-12-10 01a - Ptinus sexpunctatus Spider Beetle - Ptinus sexpunctatus Six-spotted Spider Beetle - Ptinus sexpunctatus Six-spotted Spider Beetle - Ptinus sexpunctatus Six-spotted Spider Beetle - Ptinus sexpunctatus
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 Ptinini
Genus Ptinus
No Taxon (subgenus Gynopterus)
Species sexpunctatus (Ptinus sexpunctatus)
Explanation of Names
Ptinus sexpunctatus Panzer 1789
Size
2.8-4.2 mm(1)
Range
Native to w. Palaearctic(2); widespread but uncommon in NA (Majka et al. 2007)
Habitat
associated with nests of solitary bees (Osmia, Megachile, etc.); sometimes found in longhorn galleries in oak forests (Majka et al. 2007)
Remarks
earliest record in our area: NS 2003(3)
introduced from Europe, probably with Osmia (s.str.) spp. imported for evaluation as fruit tree pollinators; may prove destructive to bee nests (Majka et al. 2007)
Print References
Majka C.G., Philips T.K., Sheffield C. (2007) Ptinus sexpunctatus Panzer (Coleoptera: Anobiidae, Ptininae) newly recorded in North America. Entomological News 118: 73-76 (Full text)