Scientific name Triarthria setipennis
|Similar Triarthria, Fly, Macquartia tenebricosa, Macquartia, Peleteria|
Triarthria setipennis is a species of tachinid fly which parasitizes other insects, including earwigs.
Albania, Andorra, Belarus, Austria, Belgium, Bulgaria, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Italy, Lithuania, Norway, Poland, Romania, Russia, Slovakia, Spain, Sweden, Switzerland, Netherlands, Ukraine, United Kingdom. introduced and established British Columbia, Washington, Oregon, California, Idaho, Nevada, Utah, Newfoundland, New Hampshire, Massachusetts.