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


Genus Olibrus

small beetle - Olibrus Shining Flower Beetle? - Olibrus Shining Flower Beetle  - Olibrus Beetle ZH3Z4028 - Olibrus Phalacridae in Saskatchewan? - Olibrus Shining Flower Beetle? - Olibrus Little black marsh beetle - Olibrus Olibrus? - Olibrus
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 Cucujoidea (Sap, Bark and Fungus Beetles)
No Taxon (Cucujid series)
Family Phalacridae (Shining Flower Beetles)
Genus Olibrus
Explanation of Names
Olibrus Erichson 1845
~30 described spp. in our area (the actual number probably much lower), ~130 total(1); this is currently the largest genus in Phalacridae in terms of described species, but many (especially Oriental) spp. will probably be removed(2)
1.1–3.9 mm(3)
shape of last antennomere (the 11th) diagnostic:
Old World + NA (so. Canada to Mexico)(2)
unlike most genera in the family, adults on flowers, esp. Asteraceae(2)
larvae develop within flower heads of particular Asteraceae, are more host specific and feed only on fluids(2)
our sole representative of the Olibrus-group (2 genera total; worldwide except the Neotropics)(2)
Internet References