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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles (Polyphaga) » Carpet, Powder-post and Death-watch Beetles (Bostrichoidea) » Death-watch and Spider Beetles (Ptinidae) » Spider Beetles (Ptininae) » Ptinini » Ptinus » subgenus Gynopterus (Ptinus subgenus Gynopterus) » Ptinus bimaculatus

Species Ptinus bimaculatus

Classification · Explanation of Names · Size · Identification · Range · Works Cited
little longhorn - Ptinus bimaculatus Ptinus bimaculatus Melsheimer - Ptinus bimaculatus Ptinus bimaculatus Melsheimer - Ptinus bimaculatus Ptinus bimaculatus Melsheimer - Ptinus bimaculatus Black and red spider beetle - Ptinus bimaculatus unknown - Ptinus bimaculatus Ptinus bimaculatus Beaten Beetle - Ptinus bimaculatus
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 bimaculatus (Ptinus bimaculatus)
Explanation of Names
Ptinus bimaculatus Melsheimer 1846
Size
2.1–2.5 mm(1)
Identification
Body relatively stout, with shoulders prominent. Color dark, with shoulders and apical part of elytra brown sometimes. Each elytron with two transverse bands of white hairs, the anterior one undulate (diagnostic).

Det. E. G. Riley, 2010
Range
e. US (NY-FL to WI-KS-TX) - Map (1)(2)
Works Cited
1.Death-watch and spider beetles of Wisconsin—Coleoptera: Ptinidae
Arango, R.A. and D.K. Young. 2012. General Technical Report FPL-GTR-209. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory.
2.Global Biodiversity Information Facility (GBIF)
Contributed by Boris Büche on 16 May, 2007 - 6:13am
Additional contributions by Mike Quinn, v belov
Last updated 4 August, 2022 - 5:34pm

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