Pipiza austriaca is a species of hoverfly, from the family Syrphidae, in the order Diptera.
Description External images For terms see Morphology of Diptera Wing length 6–8 mm. Hind femora strongly thickened, with a large ventral ridge. Wing with darkened cloud. Thorax and abdomen pale-haired. The larva is described and figured by Goeldlin (1974) Goeldlin de Tiefenau, P. (1974) Contribution a l'etude systematique et ecologique des Syrphidae (Dipt.) de la Suisse occidentale. Bull.Soc.ent.Suisse, 47: 151 - 252. See references for determination.Van Veen, M. (2004) Hoverflies of Northwest Europe: identification keys to the Syrphidae. 256pp. KNNV Publishing, Utrecht.addendumVan der Goot, V.S. (1981) De zweefvliegen van Noordwest - Europa en Europees Rusland, in het bijzonder van de Benelux. KNNV, Uitgave no.32: 275pp. Amsterdam.Bei-Bienko, G.Y. & Steyskal, G.C. (1988) Keys to the Insects of the European Part of the USSR, Volume V: Diptera and Siphonaptera, Part I. Amerind Publishing Co., New Delhi. .Coe, R.L. (1953) Diptera: Syrphidae. Handbks.ident.Br.insects, 10(1): 1-98. R.ent.Soc.London. pdf Bartsch, H., Binkiewicz, E., Klintbjer, A., Rådén, A. & Nasibov, E. (2009) Blomflugor: Eristalinae & Microdontinae. Nationalnyckeln till Sveriges flora och flora, DH 53b. Artdatabanken, SLU, Uppsala. 478pp.
Distribution Palearctic Atlantic Europe. All Europe if older determinations are correct.Fauna EuropaeaPeck, L.V. (1988) Syrphidae. In: Soos, A. & Papp, L. (eds.) Catalogue of Palaearctic Diptera, 8: 11-230. Akad.Kiado, Budapest.
Biology Habitat:Quercus woodland clearings thickets of Rubus fruticosus along hedges, field-margins with a tall herb layer Atlantic scrub (Corylus) along hedges, field-margins with tall herb vegetation. Flowers visited include umbellifers, Euphorbia, Ranunculus. de Buck, N. (1990) Bloembezoek en bestuivingsecologie van Zweefvliegen (Diptera, Syrphidae) in het bijzonder voor België. Doc.Trav. IRSNB, no.60, 1-167. Flies mid-June to end August. Pipiza larvae are predators of gall forming aphids.
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