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Subfamily Hydrelliinae

Long legged  Fly - Hydrellia Ephydridae Fly - Dichaeta Shore Fly - Paralimna punctipennis shore fly, paralimna? - Paralimna Fly - Notiphila Fly - Dichaeta - female Fly - Hydrellia
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Acalyptratae")
Superfamily Ephydroidea
Family Ephydridae (Shore Flies)
Subfamily Hydrelliinae
Identification
Fronto-orbital bristles proclinate and/or reclinate (vs. lateroclinate in Ephydrinae), presutral dorsocentral bristles present (vs. absent in Gymnomyzinae and Discomyzinae), anterior and posterior notopleural bristles near same level (vs. posterior much above anterior in Ilytheinae).
Print References
Cresson, E. T., Jr. 1946. Synopses of North American Ephydridae (Diptera). III. The tribe Notiphilini of the sub family Notiphilinae. Trans. Am. ent. Soc. i2:227-240. (online via Cornell)