Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Ptinus sexpunctatus

Beetle - Ptinus sexpunctatus Spider Beetle - Ptinus sexpunctatus Spider Beetle - Ptinus sexpunctatus Spider Beetle - Ptinus sexpunctatus Ptinid? - Ptinus sexpunctatus Six-spotted Spider Beetle - Ptinus sexpunctatus Ptinus species - Ptinus sexpunctatus Ptinus species? - Ptinus sexpunctatus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
Superfamily Bostrichoidea
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)