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families:brachycera:acalyptrates:milichiidae 2008/05/24 17:00 current
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 +====== Milichiidae ======
 +{{:families:image138.jpg?150 }}
 +===== Classification =====
 +BRACHYCERA, Muscomorpha Schizophora Acalyptratae, Carnoidea
 +**Number of British species:** 18
 +**Size:** [[families:size|T-S]]
 +**Difficulty:** [[families:difficulty|3]] Panel
 +===== Characters =====
 +Minute to medium sized (1-6 mm), usually dark coloured, sometimes lustrous black flies and/or with extensive silvery dusting. Mouthparts sometimes elongate; arista bare to pubescent; ocelli present; Ocellar bristles present; Postvertical bristles parallel or converging; 2-7 pairs of frontal bristles, nearly always the lower 2 pairs curving inward, the upper pairs curving forward, outward, or backward; interfrontal bristles present, in some cases in distinct rows in other cases more scattered; vibrissae or vibrissa-like bristles present sometimes very thin. Wing unmarked; costa with humeral and subcostal breaks; vein Sc incomplete; crossvein BM-Cu usually present, in some cases vague or absent; cell cup closed. Tibiae without dorsal preapical bristle.
 +===== Biology =====
 +The species in this family show diverse modes of life; most species feed on organic matter or animal waste, several species feed on dung, sap exuding from tree wounds, seeds, in nests of birds, in nests of ants and other social insects, etc. Adults can be expected in all sorts of habitats, including indoors; they also regularly visit flowers, carrion and dung. Adults of some species are known to attach themselves to spiders and predatory insects (e.g. Asilidae) in order to suck juices from the prey caught by these animals.
 +===== Identification =====
 +[[refs:h:hennig_1937|Hennig (1937)]], [[refs:s:sabrosky_1983|Sabrosky (1983)]], [[refs:s:seguy_1934|Séguy (1934)]]
families/brachycera/acalyptrates/milichiidae.txt · Last modified: 2008/05/24 17:00 (external edit)     Back to top
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