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Genus Latrodectus - Widow Spiders


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 Widow Spiders

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama       911  
Alberta     4 132  
Arizona3313911332432262098
Arkansas   2511 434 
British Columbia  12 21412  2
California12174171135486969571510
Colorado    745815101 
Connecticut    2  2    
Delaware       4 2  
Florida420915222014136321619
Georgia 419131044111221
Idaho        3   
Illinois    321     
Indiana    56   4  
Kansas  2  362    
Kentucky  1 410514209  
Louisiana  8128754112
Maryland  2191014101244 
Massachusetts5  9  1124  
Michigan   2222221  
Minnesota     21     
Mississippi  7  2  45  
Missouri2 32115711611 
Montana    6    4  
Nebraska     3 5 2  
JanFebMarAprMayJunJulAugSepOctNovDec
Nevada  3 1328131211
New Jersey    3814259 3
New Mexico 111121112810111 
New York        2  1
North Carolina 444952189724
Ohio      112   
Oklahoma55951559237321 
Ontario   174642  4
Oregon 462314 662 
Pennsylvania       1    
Rhode Island    11  1   
Saskatchewan     2      
South Carolina2 12 834142 
South Dakota       2    
Tennessee21 21157410  2
Texas62519131233491411125
Utah   2  87161  
Vermont        11  
Virginia1 5411918216412
Washington 123  19123  
West Virginia        12  
Wisconsin     13 3   
Wyoming    2  1