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Family Theridiidae - Cobweb Spiders


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 Cobweb Spiders

JanFebMarAprMayJunJulAugSepOctNovDec
Alabama      114211 
Alberta     115111 2
Arizona   4976161037 
Arkansas    53 1213 
British Columbia  1226621162
California6151030162449534647619
Colorado 2  2 329   
Connecticut       1    
Delaware    242 1  1
Florida15245172211211311201418
Georgia  53217564561
Idaho    2   2   
Illinois1 223810435  
Indiana     322    
Iowa   4  2 13  
Kansas    1 614   
Kentucky    2  46   
Louisiana  32102   1412
Maine     328    
Maryland  1 2319234 
Massachusetts 682651924512545
Michigan2  52146831 
Minnesota  3 3167 3  
Mississippi 26 33  82  
Missouri    65  173  
Montana      5     
Nebraska     1      
Nevada    11  112  
New Hampshire  1 3  31   
New Jersey   88112611138 
New Mexico 1   23 21  
New York    2312571  
Newfoundland/Labrador  4313818    
North Carolina1871261555123 4
Ohio   3232   2 
Oklahoma45121814228308
Ontario    3523    
Oregon 122916710 31 
Pennsylvania1  25292132 
Quebec     9373   
Rhode Island    1 2 1   
South Carolina3    435 21 
Tennessee21 22418515  1
Texas3 246392692 
Utah  223411712 1 
Vermont    4       
Virginia   15 122810102 
Washington 810146182818283514
West Virginia 4          
Wisconsin    4162744  
Wyoming         2