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

Genus Prosimulium


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 Prosimulium

Hover over black occurrence boxes to see number of images submitted. Log in to make states, months and boxes clickable.
JanFebMarAprMayJunJulAugSepOctNovDec
Colorado      2     
Maine   2        
Massachusetts 14191       
New Hampshire    2       
New York   1        
Ontario 2          
Virginia  1        3