Sri Lanka is a tropical island situated close to the southern tip of India. The invertebrate fauna is as large as it is common to other regions of the world. There are about 2 million species of arthropods found in the world, and more are still being discovered to this day. This makes it very complicated and difficult to summarize the exact number of species found within a certain region. This is a list of the dipterans found from Sri Lanka.
Fly Phylum: Arthropoda Class: Insecta Order: Diptera Diptera is a large order containing an estimated 1,000,000 species of mosquitoes, horseflies, Mosquitoes (Culicidae) are vectors for malaria, dengue, West Nile virus, yellow fever, encephalitis, and other infectious diseases. Houseflies spread food-borne illnesses. Larger flies such as tsetse fly and screwworm cause significant economic harm to cattle. Well over 3,500 species of mosquitoes were found and described, and new species are about to discover. Sri Lanka is home to 131 species of mosquitoes that included to 16 genera with 17 endemic species. Blowfly larvae, known as gentles, and other dipteran larvae, known more generally as maggots, are used as fishing bait and as food for carnivorous animals. In medical debridement, wounds are cleaned using maggots. The exact number of species confined to the country is very difficult to note down, due to few researchers and publications of papers focusing them. Most of the cited references are from way back in 1900s, and very few are from 2010 revisions. In 2020, two stalk-eyed flies were described from Pundaluoya and Udawattakele. There are more than 1,341 dipterans found in the island, which earns fourth largest insect order found.
Family: Acroceridae - Spider flies Astomella jardinei Lasia spinosa Ogcodes angustimarginatus Ogcodes rufomarginatus Pialea jardinei
Family: Agromyzidae - Leaf-miner flies
Family: Anisopodidae - Wood gnats Olbiogaster fulviventris Olbiogaster orientalis Olbiogaster zeylanicus Sylvicola foveatus Sylvicola maculipennis
Family: Anthomyiidae - Root-maggot flies Emmesomyia kempi
Family: Asilidae - Robber flies
Family: Asteiidae - Asteiid flies Asteia pusillima
Family: Athericidae - Ibis flies Atherix labiate Suragina elegans Suragina labiata Suragina uruma
Family: Blephariceridae - Net-winged midges Hammatorrhina bella Hammatorrhina pulchra
Family: Bombyliidae - Bee flies
Family: Bibionidae - March flies Plecia malayaensis Plecia mallochi Plecia rufilatera
Family: Calliphoridae - Blow flies
Family: Canacidae - Surge flies Chaetocanace brincki Dasyrhicnoessa fulva Dasyrhicnoessa vockerothi Horaismoptera hennigi Nocticanace taprobane Procanace grisescens Pseudorhicnoessa rattii Xanthocanace zeylanica
Family: Cecidomyiidae - Gall midges
Family: Celyphidae - Beetle flies Celyphus anisotomoides Celyphus hyalinus Celyphus obtectus Spaniocelyphus bigoti Spaniocelyphus cognatus
Family: Ceratopogonidae - Biting midges Alluaudomyia marginalis Alluaudomyia spinosipes Alluaudomyia xanthocoma Alluaudomyia bifurcata Alluaudomyia formosana Alluaudomyia fuscipes Alluaudomyia maculosipennis Atrichopogon schizonyx Parabezzia orientalis
Family: Chamaemyiidae - Silver flies Acrometopia reicherti Leucopis luteicornis
Family: Chaoboridae - Phantom midges Chaoborus asiaticus Corethrella inepta
Family: Chironomidae - Nonbiting midges
Family: Chloropidae - Eye flies
Family: Clusiidae - Druid flies Czernyola sasakawai Phylloclusia lanceola
Family: Conopidae - Thick-headed flies Conops ceylonicus Conops keiseri Conops nubeculosus Physocephala aurantiaca Physocephala diffusa Physocephala limbipennis Physocephala tenella Pleurocerinella dioctriaeformis Pleurocerinella srilankai Stylogaster orientalis
Family: Cryptochetidae Cryptochetum curtipenne
Family: Cypselosomatidae Formicosepsis brincki
Family: Culicidae - Mosquitoes
Family: Curtonotidae - Quasimodo flies Axinota sarawakensis Axinota simulans Curtonotum ceylonense
Family: Diopsidae - Stalk-eyed flies Pseudodiopsis bipunctipennis Teleopsis ferruginea Teleopsis krombeini Teleopsis maculata Teleopsis neglecta Teleopsis rubicunda Teleopsis sorora
Family: Dixidae - Meniscus midges Dixa zeylanica
Family: Dolichopodidae - Long-legged flies
Family: Drosophilidae - Fruit flies
Family: Empididae - Balloon flies Empis carbonaria Empis ceylonica Hilarempis neptunus Wiedemannia submarina
Family: Ephydridae - Shore flies
Family: Fanniidae - Little house flies Euryomma peregrinum Fannia canicularis
Family: Hippoboscidae - Louse flies Ascodipteron emballonurae Brachytarsina cucullata Brachytarsina modesta Brachytarsina pygialis Brachytarsina speiseri Hippobosca longipennis Hippobosca variegata Lipoptena axis Lipoptena efovea Lynchia corvina Lynchia longipalpis Myophthiria reduvioides Myophthiria zeylanica Ornithoctona plicata Ornithoica curvata Raymondia pagodarum
Family: Hybotidae - Dance flies
Family: Lauxaniidae
Family: Keroplatidae - Fungus gnats
Family: Limoniidae - Limoniid crane flies
Family: Lonchaeidae - Lance flies Lamprolonchaea pipinna Lonchaea incisurata Lonchaea minuta Silba abstata Silba admirabilis Silba excisa Silba perplexa Silba pollinosa Silba setifera Silba srilanka
Family: Lygistorrhinidae Lygistorrhina asiatica
Family: Micropezidae - Stilt-legged flies Grammicomyia ferrugata Grammicomyia testacea Mimegralla nietneri Mimegralla splendens
Family: Milichiidae - Freeloader flies Desmometopa inaurata Desmometopa kandyensis Desmometopa srilankae Phyllomyza aelleni
Family: Muscidae - House flies
Family: Mycetophilidae - Fungus gnats
Family: Mydidae - Mydas flies Leptomydas notos
Family: Nemestrinidae - Tangle-veined flies Atriadops javana Ceyloniola magnifica - monotypic endemic genus Hirmoneura brunnea Hirmoneura coffeata
Family: Neriidae - Stilt-legged flies Chaetonerius comperei Gymnonerius ceylanicus Telostylus latibrachium
Family: Nycteribiidae - Bat flies Basilia amiculata Basilia eileenae Basilia pumila Basilia punctata Cyclopodia sykesii Eucampsipoda latisternum Leptocyclopodia ferrarii Nycteribia allotopa Penicillidia indica Phthiridium ceylonicum Phthiridium phillipsi
Family: Pachyneuridae Haruka elegans
Family: Periscelididae Stenomicra fascipennis
Family: Phoridae - Scuttle flies
Family: Pipunculidae - Big-headed flies Cephalops magnimembrus Eudorylas angustipennis Eudorylas beckeri Eudorylas biroi Tomosvaryella aeneiventris Tomosvaryella singalensis
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