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

Species Coelostoma orbiculare

Anacaena? - Coelostoma orbiculare Sphaeridiinae sp. - Coelostoma orbiculare Sphaeridiinae sp. - Coelostoma orbiculare Sphaeridiinae sp. - Coelostoma orbiculare Sphaeridiinae sp. - Coelostoma orbiculare Sphaeridiinae sp. - Coelostoma orbiculare Coelostoma orbiculare - female Coelostoma orbiculare - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Staphyliniformia)
Superfamily Hydrophiloidea
Family Hydrophilidae (Water Scavenger Beetles)
Subfamily Sphaeridiinae
Tribe Coelostomatini
Genus Coelostoma
Species orbiculare (Coelostoma orbiculare)
Explanation of Names
Coelostoma (Coelostoma) orbiculare (Fabricius 1775)
Size
4.1-5.0 mm
Range
Native to, and widespread across, the Palaearctic, adventive elsewhere; as of 2023 known to occur in se.Canada & ne.US(1)
Remarks
first NA record: s.ON 2015(2)
Works Cited
1.Coelostoma orbiculare (Fabricius) (Coleoptera: Hydrophilidae: Sphaeridiinae): new records and distribution in North America
Pintar, M.R. 2023. The Coleopterists Bulletin 77 (3): 382–385.
2.DNA barcodes reveal 63 overlooked species of Canadian beetles (Insecta, Coleoptera)
Pentinsaari M, Anderson R, Borowiec L, Bouchard P, Brunke A, Douglas H, Smith A, Hebert P. 2019. ZooKeys 894: 53–150.