Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Information, insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Taxonomy
Browse
InfoImagesLinksBooksData

Genus Thereva

 
 
1 2
next page
last page

Robber Fly? - Thereva bakeri - male

Thereva frontalis? - Thereva brunnea - female Thereva frontalis? - Thereva brunnea - female

Bee Fly? - Thereva comata - female Thereva sp.? - Thereva comata - male Thereva comata - female Thereva comata - female Mating Flies on Ceanothus - Thereva comata - male - female Thereva comata? - Thereva comata - female Thereva comata? - Thereva comata - female Another Individual from Pillar Point bluffs - Thereva comata - female

Thereva cordata - female

Thereva - Thereva diversa - female Thereva - Thereva diversa - female Thereva - Thereva diversa - female

 
 
1 2
next page
last page