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

Discussion of 2018 gathering

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

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Tribe Oligotrophini

Rhopalomyia californica gall with odd hole - Rhopalomyia californica Rabbitbrush Gall - Rhopalomyia chrysothamni From gall - Rhopalomyia chrysothamni - female From gall - Rhopalomyia chrysothamni rosette gall on canada goldenrod - Rhopalomyia Pedicelled galls on Euthamia graminifolia - Rhopalomyia pedicellata - female Cecidomyiidae, larvae - Rhopalomyia undescribed-species-on-amorpha Cecidomyiidae, cocoons - Rhopalomyia undescribed-species-on-amorpha
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Nematocera" (Non-Brachycera))
Infraorder Bibionomorpha (Gnats, Gall Midges, and March Flies)
Superfamily Sciaroidea (Fungus Gnats and Gall Midges)
Family Cecidomyiidae (Gall Midges and Wood Midges)
Subfamily Cecidomyiinae (Gall Midges)
Supertribe Lasiopteridi
Tribe Oligotrophini
Synonyms and other taxonomic changes
Oligotrophini Felt (1908)
Rhopalomyiini Rübsaamen & Hedicke (1926)
Contains 7 genera:
Chiosperma Gagné
Helianthecis Gagné
Lonicerae Gagné
Oligotrophus Latreille
Psectrosema Kieffer
Rhopalomyia Rübsaamen
Walshomyia Felt
Print References
Gagné, Raymond J. 2016. Three new genera and three new species of Nearctic Lasiopteridi (Diptera: Cecidomyiidae: Cecidomyiinae) from Asteraceae and Caprifoliaceae, and the tribe Rhopalomyiini subsumed under Oligotrophini. Zootaxa 4158 (3): 403–418.