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Home » Guide » Arthropods (Arthropoda) » Insects (Insecta) » Mayflies (Ephemeroptera) » Spiny Crawler Mayflies (Ephemerellidae)

Family Ephemerellidae - Spiny Crawler Mayflies


The following data 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 Spiny Crawler Mayflies
Credits: Generated with MapServer. BugGuide integration kindly provided by Mike Boone.

JanFebMarAprMayJunJulAugSepOctNovDec
Alberta   323      
California   1  4     
Colorado  5   1     
Maryland    2       
Massachusetts  298112     
Montana     11     
New Hampshire  485132    
New York   2        
Ontario6    2      
Oregon            
Pennsylvania    211     
Vermont  1 21      
Virginia   1        
Washington     31     

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