Species Triarthria setipennis

Classification · Synonyms and other taxonomic changes · Explanation of Names · Identification · Remarks · Print References · Internet References

The Finished Product - Triarthria setipennis - male

Small gray tachinid - Triarthria setipennis

Triarthria setipennis? - Triarthria setipennis

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Hexapoda (Hexapods)

Class Insecta (Insects)

Order Diptera (Flies)

No Taxon (Calyptratae)

Superfamily Oestroidea

Family Tachinidae (Parasitic Flies)

Subfamily Tachininae

Tribe Bigonichetini

Genus Triarthria

Species setipennis (Triarthria setipennis)

Synonyms and other taxonomic changes

Tachina setipennis Fallén, 1810

Tachina spinipennis Meigen, 1824

Explanation of Names

Possibly named after the rows of bristles along veins R1 and R4+5.

Identification

Arista with three nearly equal segments (see Manual of Nearctic Diptera page 1231 figure 132). Face with downcurved bristles well separated from frontal bristles. Vein M with obtuse bend similar to Siphonini. R1 and R4+5 hairy along most of length. Antenna sometimes orange near insertion of arista. Abdomen with discal and marginal bristles on tergites 3-5, none on tergite 1+2.

Remarks

Introduced to Portland, Oregon in the 1920s to control the European earwig Forficula auricularia. Widespread in northern USA and southern Canada.

Print References

Mote, Don C. 1931. The introduction of the Tachinid parasites of the European earwig in Oregon. Journal of Economic Entomology 24:948-956

Internet References

Canadian Entomologist. Biology of Triarthria setipennis (Fallen) (Diptera: Tachinidae), a native parasitoid of the European earwig, Forficula auricularia L. (Dermaptera: Forficulidae), in Europe

Biocontrol Science and Technology. Biology and host range testing of Triarthria setipennis and Ocytata pallipes (Diptera: Tachinidae) for the control of the European earwig (Forficula auricularia)

Contributed by John F. Carr on 12 September, 2015 - 9:33am
Additional contributions by Beatriz Moisset
Last updated 16 June, 2016 - 6:58pm

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