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Genus Suillia

Dung Fly? - Suillia unknown fly - Suillia barberi Fly - Suillia quinquepunctata - male Fly - Suillia plumata Fly - Suillia Dryomyza? - Suillia quinquepunctata - male Drosophila ? - Suillia red fly with marked wings - Suillia quinquepunctata
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Acalyptratae")
Superfamily Sphaeroceroidea
Family Heleomyzidae
Subfamily Suilliinae
Genus Suillia
Synonyms and other taxonomic changes
Allophyla Loew 1862, traditionally distinguished by the presence of postpronotal bristles(1)
Explanation of Names
Suillia Robineau-Desvoidy 1830
the larvae are found in fungus including the species formerly known as Suillus cyanescens
Numbers
9 spp. in our area(2), ~130 total(3)
Identification
Medium-sized, brown, with prominent costal spines. Can be distinguished from all other heleomyzid genera by the combination of orbital plates angled inward, away from the margin of the eye (see below) and the presence of five dorsocentral bristles.

key to species in (1)
some details of anatomy:
Season
in NC, Apr-Sep (Piedmont), May-Sep (mountains)(4)
Food
Larvae develop on fungi(5)
Works Cited
1.The heleomyzid flies of America north of Mexico (Diptera: Heleomyzidae)
Gill, G.D. 1962. Proceedings of the United States National Museum 113: 495-603.
2.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
3.BioLib.cz
4.Insects of North Carolina
C.S. Brimley. 1938. North Carolina Department of Agriculture.
5.Insects: Their Natural History And Diversity: With a Photographic Guide to Insects of Eastern North America
Stephen A. Marshall. 2006. Firefly Books Ltd.