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Subfamily Delininae

Blotch mine on trillium leaf leaf mine on Helleborine orchid - Leptopa vittata Fly among the cedars along the river - Peratomyia vittata dung fly - Americina adusta Unknown Fly - Americina adusta Leaf miners, Maianthemum, communal Leaf mine in Goodyera pubescens - Leptopa vittata Scathophagidae, frontal - Americina adusta
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Calyptratae)
Superfamily Muscoidea
Family Scathophagidae (Dung Flies)
Subfamily Delininae
Explanation of Names
Delininae Robineau-Desvoidy 1830
Numbers
33 spp. in 10 genera total(1)
Identification
Upper part of proepisternum usually without fine hairs (except Americina adusta). "[T]ergite 6 of the male bare and fused with syntergosternite 7 + 8" (MND vol 2, pg. 1087).
Remarks
Larvae mine leaves of Liliaceae, Orchidaceae, and Commelinaceae(2)
Works Cited
1.Thompson F.C., Pape T., Evenhuis N.L. (2013) Systema Dipterorum, Version 1.5
2.Manual of Nearctic Diptera Volume 2
Varies for each chapter; edited by J.F. McAlpine, B.V. Petersen, G.E. Shewell, H.J. Teskey, J.R. Vockeroth, D.M. Wood. 1987. Research Branch Agriculture Canada.