Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Mayflies (Ephemeroptera) » Pisciforma » Heptagenioidea » Flatheaded Mayflies (Heptageniidae) » Stenonema » Stenonema femoratum

Species Stenonema femoratum


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 Stenonema femoratum
Credits: Generated with MapServer. BugGuide integration kindly provided by Mike Boone.

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama  2 2  211  
Arkansas1 4   231   
Colorado       1    
Connecticut    4       
Georgia  1         
Illinois    9643    
Indiana 5 12       
Iowa    2 1     
Kansas  5   1     
Kentucky  1 1       
Maryland     2      
Massachusetts     1      
Michigan     142    
Minnesota    1  1    
Missouri   3223231  
New Jersey         2  
New York   1543     
North Carolina   2        
Ohio    11541   
Oklahoma   1 5761   
Ontario1   2623    
Pennsylvania   26142    
Quebec    812116   
South Carolina  1         
Tennessee  21 397    
JanFebMarAprMayJunJulAugSepOctNovDec
Texas1 2414 42   
Vermont    11      
Virginia  4         
Wisconsin      1     

Disclaimer: Dedicated naturalists volunteer their time and resources here to provide this service. We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. If you need expert professional advice, contact your local extension office.

Contributors own the copyright to and are solely responsible for contributed content.
Click the contributor's name for licensing and usage information.
Everything else copyright © 2003-2025 Iowa State University, unless otherwise noted.

Bugguide is hosted by:

Plant Pathology, Entomology and Microbiology at Iowa State University logo