Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Interactive image map to choose major taxa Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

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Upcoming Events

National Moth Week was July 19-27, and the Summer 2025 gathering in Louisiana, July 19-27

Photos of insects and people from the 2024 BugGuide gathering in Idaho July 24-27

Moth submissions from National Moth Week 2024

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

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


Order Pseudoscorpionida - Pseudoscorpions


The information below is based on images submitted and identified by contributors. Range and date information may be incomplete, overinclusive, or just plain wrong.

Contributed Images Map No Images   Images
Range map for Pseudoscorpions

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama    41  1   
Alaska   5   2    
Alberta    2 5 3   
Arizona 14153 88229 
Arkansas     3      
British Columbia     314 11  12
California13712692361251115
Colorado 3 627  12  
Connecticut   1        
District of Columbia    2       
Florida10862552 1  2
Georgia  7231   2  
Idaho    1 12    
Illinois  344 4  6  
Indiana   2 1      
Iowa    2 1  3 1
Kansas     1  1   
Kentucky     1      
Louisiana   67  1    
Maine1  2 1 1  22
Manitoba   1        
Maryland21 47521  14
Massachusetts 22812347591 
Michigan  14 3 1    
Minnesota  2121  1   
JanFebMarAprMayJunJulAugSepOctNovDec
Mississippi       1 1  
Missouri   21 1221  
Montana 1  3       
Nebraska  23 11  1  
Nevada       1    
New Brunswick    1 1     
New Hampshire   38  1    
New Jersey     101     
New Mexico   1112 1 12
New York 1 1231 3 11
Newfoundland/Labrador  1         
North Carolina1157597101 3 2
North Dakota         1  
Nova Scotia      1   1 
Ohio   4 2   1 1
Oklahoma222  6  4  2
Ontario  21442222  
Oregon52  1   3 7 
Pennsylvania 21 64 3241 
Quebec    2 1235   
Rhode Island   3   1    
Saskatchewan 3   3   1  
South Carolina222 241     
South Dakota  1         
Tennessee   38   5   
Texas1 14796624531
JanFebMarAprMayJunJulAugSepOctNovDec
Utah   1821 2   
Vermont  2      3  
Virginia 2545122412 
Washington1 226316513 
West Virginia  1  2   1  
Wisconsin2 1121     1