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Upcoming Events

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Previous events


Species Stimulopalpus japonicus

small bark louse - Stimulopalpus japonicus Barklouse nymph - Stimulopalpus japonicus Bark-louse nymph? - Stimulopalpus japonicus another mystery bark louse - Stimulopalpus japonicus Insect - Stimulopalpus japonicus unknown on lichen covered rock - Stimulopalpus japonicus Mystery bug on a rock surface - Stimulopalpus japonicus Tropical barklouse - Stimulopalpus japonicus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Psocodea (Barklice, Booklice, and Parasitic Lice)
Suborder Troctomorpha
Family Amphientomidae (Tropical Barklice)
Genus Stimulopalpus
Species japonicus (Stimulopalpus japonicus)
Explanation of Names
Stimulopalpus japonicus Enderlein 1906
native to Japan, adventive in NA (e. US); also known from India(1)(2)
often appears in numbers on cement structures and rock outcrops(2) in shaded parks during the summer
Life Cycle
males unknown (thelytokous sp.?)(2)
accidentally introduced during the late 1940s (DC area), now spread west to IL-AL(2)