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

BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

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

National Moth Week 2020 photos of insects and people.

Photos of insects and people from 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

Previous events


Genus Cyclocephala - Masked Chafers

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 Masked Chafers

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
Alabama    452     
Arizona    181567482   
Arkansas      31    
British Columbia      1     
California    925389    
Colorado      3     
Connecticut   3 2      
Delaware   4 451    
Florida   513511426 
Georgia     26     
Illinois     16     
Indiana     75     
Iowa     22     
Kansas     21     
Kentucky     121    
Louisiana    1421 1  
Maryland     20294    
Michigan     1      
Mississippi     11     
Missouri     361    
Nebraska      4     
Nevada    2 12 3  
New Jersey     101     
New Mexico     251    
New York     103     
North Carolina    383     
Ohio     14     
Oklahoma     46     
Ontario      1     
Pennsylvania     915     
Rhode Island     542    
South Carolina      1     
Tennessee    2151     
Texas    248556   
Utah     213    
Virginia     8412   
West Virginia      2     
Wisconsin     4