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For Insects, Spiders & Their Kin
For the United States & Canada
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Upcoming Events

Discussion, insects and people from the 2018 BugGuide Gathering in Virginia, July 27-29

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 Amphigerontia

Psocopteran #1 in California - Amphigerontia montivaga Common Barklouse - Amphigerontia petiolata No idea - Amphigerontia bifasciata Some sort of Psyllid? - Amphigerontia Unknown Psocopteran - Amphigerontia bifasciata Unknown Psocopteran - Amphigerontia bifasciata Leafhopper? - Amphigerontia petiolata Barklouse - Amphigerontia
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Psocodea (Barklice, Booklice, and Parasitic Lice)
Suborder Psocomorpha
Infraorder Psocetae
Family Psocidae (Common Barklice)
Subfamily Amphigerontiinae
Genus Amphigerontia
Explanation of Names
Amphigerontia Kolbe 1880
5 spp. in our area(1), 33 spp. total(2)
The long forewing with brown nodal crossband and barely visible Rs-M crossvein are diagnostic. --E.L. Mockford