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Species Dienerella filum - Common Plaster Beetle

Dienerella sp. - Dienerella filum Dienerella sp. - Dienerella filum Dienerella sp. - Dienerella filum tiny beetle - Dienerella filum tiny beetle - Dienerella filum tiny beetle - Dienerella filum Latridiid - Dienerella filum
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)
No Taxon (Series Cucujiformia)
Superfamily Coccinelloidea
No Taxon (Coccinellid group)
Family Latridiidae (Minute Brown Scavenger Beetles)
Subfamily Latridiinae
Genus Dienerella
No Taxon (subgenus Dienerella)
Species filum (Common Plaster Beetle)
Explanation of Names
Dienerella filum (Aubé 1850)
1.2–1.6 mm(1)
native to the Palaearctic, adventive in the New World; in our area, across so. Canada and n. US (south to NY-AR-CO-CA)(2)
stored grains, mouldy organic matter (often bread)(2), in areas near water pipes, around leaky windows, under moldy wallpaper(1), in herbaria(3)
hyphae and spores of filamentous fungi; spores of the slime moulds(2)
potential pest of air-conditioning and refrigeration systems(4); adults cannot crawl on smooth or vertical surfaces, and often get trapped in sinks/tubs(1)
earliest NA record: before 1899 (MI, NY, ON, CO)(2)
Internet References
Fact sheet by C. McLellan(5)
Works Cited
1.Handbook of urban insects and arachnids: A handbook of urban entomology
Robinson W.H. 2005. Cambridge University Press.
2.Latridiidae (Coleoptera) of Atlantic Canada: New records, keys to identification, new synonyms, distribution, and zoogeography
Majka C.G., Langor D., Rücker W.H. 2009. The Canadian Entomologist 141: 317-370.
3.Alien terrestrial arthropods of Europe
Roques A., Kenis M., Lees D., Lopez-Vaamonde C., Rabitsch W., Rasplus J.-Y., Roy D., eds. 2010. BioRisk 4 Special Issue; 2 vols., 1028 pp.
4.Beetles associated with stored products in Canada: An identification guide
Bousquet Y. 1990. Research Branch Agriculture Canada, Publication 1837.
5.PaDIL – High quality images and information tools designed for Biosecurity and Biodiversity