| 词条 | Omegasyrphus |
| 释义 |
| regnum = Animalia | phylum = Arthropoda | classis = Insecta | ordo = Diptera | familia = Syrphidae | subfamilia = Microdontinae | genus = Omegasyrphus | genus_authority = Giglio-Tos, 1891 | type_species = Microdon coarctatus | type_species_authority = Loew, 1864 }}Omegasyrphus is a genus of hoverflies, with five known species. These are small Microdontinae flies with a distinctive abdominal shape; the second segment is widened, flattened, and flared, with its lateral margin subcircular, thickened, and rounded, and the rest of abdomen (third–fifth segments) narrowed and cylindrical.[1] Larvae are found in ant nests. They are native to southern North America.[1] The genus was previously treated as a subgenus of Microdon.[2] Species
References1. ^1 {{cite journal |author=Xin-Yue Cheng & F. Christian Thompson |year=2008 |title=A generic conspectus of the Microdontinae (Diptera: Syrphidae) with the description of two new genera from Africa and China |journal=Zootaxa |volume=1879 |pages=21–48 | url = http://mapress.com/zootaxa/2008/f/zt01879p048.pdf |format=PDF}} {{taxonbar|from1=Q16986881}}{{Syrphidae-stub}}2. ^{{cite journal|first1=Menno |last1=Reemer|first2=Gunilla|last2=Ståhls|year=2013|title=Generic revision and species classification of the Microdontinae (Diptera, Syrphidae)|journal=ZooKeys|volume=288|pages=1–213|doi=10.3897/zookeys.288.4095|pmid=23798897|pmc=3690914}} 3 : Hoverfly genera|Diptera of North America|Taxa named by Ermanno Giglio-Tos |
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