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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 1 1  
Arizona12999131119122078
Arkansas    511 423 
British Columbia   2 2141   2
California111741692437645947119
Colorado    44531381 
Connecticut       2    
Delaware       4 2  
Florida41491220201213621815
Georgia 4131310439921
Idaho        1   
Illinois    321     
Indiana    55   4  
Kansas  2  262    
Kentucky  1 48413206  
Louisiana  3113554112
Maryland  2161097944 
Massachusetts5  9   1 4  
Michigan    2 2221  
Minnesota     2      
Mississippi  6  2  44  
Missouri2 3 933 1611 
Montana         1  
Nebraska     3      
JanFebMarAprMayJunJulAugSepOctNovDec
Nevada  3 1228 212  
New Jersey    353229  
New Mexico 111119478101 
New York        2   
North Carolina 424851979424
Ohio      112   
Oklahoma55951438115121 
Ontario   174642  3
Oregon 122314 662 
Pennsylvania       1    
Rhode Island    11  1   
South Carolina2 1  524142 
South Dakota       2    
Tennessee21 275737  2
Texas6 416118264112117 
Utah   2   6161  
Vermont        11  
Virginia  3 8 16193312
Washington  2    6103  
West Virginia        12  
Wisconsin     13 3   
Wyoming    2