CASC:INV
Thereva strigata (Fabricius)
Switzerland
CASC:INV
USA, California, Contra Costa
CASC:INV
USA, California, San Francisco
CASC:INV
USA, California, Contra Costa
CASC:INV
USA, California, Humboldt
CASC:INV
USA, California, Los Angeles
CASC:INV
USA, California, Monterey
CASC:INV
USA, California, Sacramento
CASC:INV
USA, California, San Bernardino
CASC:INV
USA, California, San Francisco
CASC:INV
USA, California, San Luis Obispo
CASC:INV
USA, California, Siskiyou
CASC:INV
USA, California, Stanislaus
CASC:INV
USA, California, Tuolumne
CASC:INV
USA, California, Yolo
CASC:INV
USA, California, Yosemite Natl. Park
CASC:INV
Arenigena marcida Coquillett
USA, California, San Bernardino
CASC:INV
Arenigena marcida Coquillett
USA, California, San Diego
CASC:INV
Arenigena semitaria Coquillett
USA, California, Los Angeles
CASC:INV
Arenigena semitaria Coquillett
USA, California, Monterey
CASC:INV
Arenigena semitaria Coquillett
USA, California, Riverside
CASC:INV
Arenigena semitaria Coquillett
USA, California, San Bernardino
CASC:INV
Arenigena semitaria Coquillett
USA, California, San Diego
CASC:INV
USA, California, Inyo
CASC:INV
USA, California, San Bernardino
CASC:INV
USA, California, San Diego
CASC:INV
Brachylinga pavida Coquillett
USA, California, Los Angeles
CASC:INV
Chromolepida bella Cole
USA, California, Alameda
CASC:INV
Chromolepida bella Cole
USA, California, Calaveras
CASC:INV
Chromolepida bella Cole
USA, California, Contra Costa
CASC:INV
Chromolepida bella Cole
USA, California, Kern
CASC:INV
Chromolepida bella Cole
USA, California, Lake
CASC:INV
Chromolepida bella Cole
USA, California, Napa
CASC:INV
Pandivirilia limata Coquillett
Canada, British Columbia
CASC:INV
Pandivirilia limata Coquillett
USA, Oregon
CASC:INV
Pandivirilia limata Coquillett
USA, Washington
CASC:INV
Pandivirilia spp.
Canada
CASC:INV
Pandivirilia spp.
USA
CASC:INV
USA, Florida
CASC:INV
Mexico, Mex (NA) unknown State
CASC:INV
Mexico, Mex (NT) unknown State
CASC:INV
Penniverpa festina (Coquillett)
USA, Florida
CASC:INV
USA
CASC:INV
Spiriverpa candidata Loew
Canada, Ontario
CASC:INV
Spiriverpa candidata Loew
USA, New Hampshire
CASC:INV
Spiriverpa candidata Loew
USA, New York
CASC:INV
Spiriverpa spp.
USA
CASC:INV
Tabuda planiceps Loew
USA, Colorado
CASC:INV
Thereva cingulata KrÕ_ber
USA, Colorado
CASC:INV
Thereva cingulata KrÕ_ber
USA, Oregon
CASC:INV
Thereva comata Loew
Canada, Alberta
CASC:INV
Thereva duplicis Coquillett
Canada, Alberta
CASC:INV
Thereva egressa Coquillett
USA, Utah
CASC:INV
Thereva egressa Coquillett
Canada, Alberta
CASC:INV
Thereva flavicauda Coquillett, 1904
Canada, Alberta
CASC:INV
Thereva flavicincta Loew
Canada, Ontario
CASC:INV
Thereva flavicincta Loew
USA, Massachusetts
CASC:INV
Thereva flavicincta Loew
USA, New York
CASC:INV
Thereva frontalis Say
Canada, Alberta
CASC:INV
Thereva frontalis Say
Canada, Ontario
CASC:INV
Thereva frontalis Say
USA, Alaska
CASC:INV
Thereva frontalis Say
USA, Massachusetts
CASC:INV
Thereva frontalis Say
USA, New York
CASC:INV
Thereva frontalis Say
USA, Oregon
CASC:INV
Thereva johnsoni Coquillett
USA, Washington
CASC:INV
Thereva nigripilosa Cole
USA, Oregon
CASC:INV
Thereva nigripilosa Cole
USA, Washington
CASC:INV
Thereva pseudoculata Cole
USA, Nevada
CASC:INV
Canada, British Columbia
CASC:INV
USA, Nevada
CASC:INV
USA, Oregon
CASC:INV
USA, Washington
CASC:INV
USA, New Mexico
CASC:INV
USA
CASC:INV
Mexico
CASC:INV
Apsilocephala spp.
USA
CASC:INV
Arenigena semitaria Coquillett
Mexico, Baja California Sur
CASC:INV
Arenigena semitaria Coquillett
Mexico, Sonora
CASC:INV
Arenigena semitaria Coquillett
USA, Arizona
CASC:INV
USA
CASC:INV
Brachylinga morata Coquillett
USA, New Jersey
CASC:INV
Brachylinga pavida Coquillett
Canada, Ontario
CASC:INV
Brachylinga pavida Coquillett
USA, Arizona
CASC:INV
Mexico
CASC:INV
Mexico
CASC:INV
USA, Arizona
CASC:INV
Thereva pseudoculata Cole
USA, Oregon
CASC:INV
Thereva pseudoculata Cole
USA, Utah
CASC:INV
Thereva pseudoculata Cole
USA, Washington
CASC:INV
Thereva utahensis Hardy
USA, Montana
CASC:INV
Canada, Can unknown Province (Canada)
CASC:INV
USA
CASC:INV
Mexico, Baja California Sur
CASC:INV
Cyclotelus rufirentris Loew
Canada, Ontario
CASC:INV
Cyclotelus rufirentris Loew
USA, Michigan
CASC:INV
Cyclotelus pictipennis Wiedemann
Canada, Ontario
CASC:INV
Cyclotelus pictipennis Wiedemann
USA, Florida
CASC:INV
USA
CASC:INV
Dialineura gorodkovi Zaitaev
Canada, Manitoba
CASC:INV
Dialineura gorodkovi Zaitaev
Canada, Northwest Territories