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

Information about the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, 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

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


Family Chloroperlidae - Green Stoneflies

Stonefly Larva - Sweltsa lateralis Sweltsa sp. - Sweltsa Chloroperlid - Sweltsa Chloroperlidae, genus Sweltsa - Sweltsa Stone fly - Sweltsa coloradensis Chloroperlid stonefly, genus Sweltsa - Sweltsa Chloroperlid - Sweltsa borealis Chloroperlid - Sweltsa borealis

Plecoptera  - Kathroperla perdita Kathroperla perdita stonefly - Utaperla gaspesiana stonefly - Utaperla gaspesiana Paraperla frontalis (Banks) - Paraperla frontalis - female 151612 Kathoperla - Kathroperla Wynoochee Chloroperlid cerci - Kathroperla Kathroperla