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


Family Caeciliusidae - Lizard Barklice

fly? - Valenzuela flavidus Barklouse - Xanthocaecilius sommermanae 033112Blice1 - Maoripsocus africanus 092712BLice1 - Valenzuela posticus Mississippi Bark Louse - Valenzuela pinicola Valenzuela sp.? - Valenzuela flavidus Psocomorpha -Caecileucidae? - Valenzuela perplexus Barklice - Xanthocaecilius sommermanae - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Psocodea (Barklice, Booklice, and Parasitic Lice)
Suborder Psocomorpha
Infraorder Caeciliusetae
Family Caeciliusidae (Lizard Barklice)
Synonyms and other taxonomic changes
taxonomy treated in(1)(2)
31 spp. in 4 genera in NA(3); ca. 570 spp. in 32 genera worldwide(4)[cite:370484]