Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Family Asilidae - Robber Flies


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 Robber Flies

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Alabama  15241047950161011
Alaska   211 2    
Alberta     512125   
Arizona111068821592406174663731622611
Arkansas   826806833398  
British Columbia   13358473632512  
California77979018535838123513012116
Colorado 13 15982196754195 
Connecticut    22020152   
Delaware    81136238   
District of Columbia     142    
Florida 741931712201471221115698
Georgia  61885961046331101 
Idaho   2 616355   
Illinois    28204179148653  
Indiana    534434117   
Iowa   1910713643117  
Kansas    233733939   
Kentucky    9554532151  
Louisiana 21162112180163926616111
Maine    167146751111 
Manitoba    31114134   
Maryland  1147127243168405  
Massachusetts11  51256272174569  
Michigan    10468233181  
JanFebMarAprMayJunJulAugSepOctNovDec
Minnesota    678925113   
Mississippi  1263954605382  
Missouri  2 163912252241  
Montana   1 24322849  
Nebraska  125631046230 1 
Nevada  210427211665  
New Brunswick    128671351  
New Hampshire3 8 54890477   
New Jersey    1588705644421
New Mexico 1011154821297905049147
New York    14193249121311  
Newfoundland/Labrador      5     
North Carolina   30731271511155810  
North Dakota    4813111   
Nova Scotia     61252   
Ohio    18671399514   
Oklahoma  644675784551113 
Ontario    1614020267271  
Oregon   1228273662061 
Pennsylvania    44188313127164  
Quebec   2 16451043  
Rhode Island    42460421   
Saskatchewan     9892   
South Carolina  310312246381114 
South Dakota  14161223    
Tennessee   319627845263  
JanFebMarAprMayJunJulAugSepOctNovDec
Texas4134130203406320265224102529
Utah  6424387032131  
Vermont    223292622  
Virginia12511598811416337 2 
Washington5  2287611645226  
West Virginia    8191637114  
Wisconsin    33259243124407  
Wyoming     1953105   
Yukon Territory     22