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

Upcoming Events

2018 BugGuide Gathering in Virginia July 27-29: Registration and Discussion

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


Species Libellula quadrimaculata - Four-spotted Skimmer

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 Four-spotted Skimmer

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
Alaska     32     
Alberta     1      
Arizona     1      
British Columbia    5223    
California     2101    
Colorado     41     
Idaho      1     
Illinois    1 3     
Indiana    1       
Iowa      3     
Maine    164     
Manitoba    4311    
Massachusetts   122      
Michigan     112    
Minnesota     122     
Montana    3 21    
Nevada     1      
New Brunswick    123     
New Hampshire    31      
New York    182     
Newfoundland/Labrador      7     
North Dakota    12      
Northwest Territories     1      
Nova Scotia     32     
Ohio      3     
Ontario    4111     
Oregon      6     
Pennsylvania     1      
Prince Edward Island            
Quebec    18      
Saskatchewan    525     
South Dakota     11     
Utah    15 1    
Vermont    211     
Washington    710 4    
Wisconsin    354