''Parasyrphus annulatus'' is a

Palearctic The Palearctic or Palaearctic is the largest of the eight biogeographic realms of the Earth. It stretches across all of Eurasia north of the foothills of the Himalayas, and North Africa. The realm consists of several bioregions: the Euro-Sibe ...

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

hoverfly Hover flies, also called flower flies or syrphid flies, make up the insect family Syrphidae. As their common name suggests, they are often seen hovering or nectaring at flowers; the adults of many species feed mainly on nectar and pollen, while ...

Description

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Morphology of Diptera Dipteran morphology differs in some significant ways from the broader morphology of insects. The Diptera is a very large and diverse order of mostly small to medium-sized insects. They have prominent compound eyes on a mobile head, and (at most) ...

Wing length 5-5.8 mm. Tibiae and tarsi 1 and 2 yellow. Thorax dorsum dull green. Femorae 3 black with yellow base and apex. Female frons with large dust marks. The male genitalia are figured by Hippa (1968). See references for determination.

Distribution

Fennoscandia South to Alpes Maritimes. Ireland East through Northern Europe and Central Europe. North Italy and Yugoslavia, then European Russia and Caucasus on to Siberia and the Russian Far East to the Pacific coast (Kuril Isles).

Biology

Habitat: ''Larix'', other coniferous forest, ''Quercus forest''. Flowers visited include white umbellifers, ''Allium'', ''Caltha'', ''Cardamine'', ''Euphorbia'', ''Galium'', ''Inula'', ''Ligustrum'', ''Meum'', ''Prunus spinosa'', ''Pyrus communis'', ''Ranunculus'', ''Rubus idaeus'', ''Sambucus nigra'', ''Sorbus aucuparia'', ''Viburnum opulus''. de Buck, N. (1990) Bloembezoek en bestuivingsecologie van Zweefvliegen (Diptera, Syrphidae) in het bijzonder voor België. ''Doc.Trav.'' IRSNB, no.60, 1-167. The flight period is May to August. The larva is

aphid Aphids are small sap-sucking insects and members of the superfamily Aphidoidea. Common names include greenfly and blackfly, although individuals within a species can vary widely in color. The group includes the fluffy white woolly aphids. A t ...

feeding.

References

{{DEFAULTSORT:Parasyrphus Annulatus Diptera of Europe Syrphinae Syrphini Insects described in 1838 Taxa named by Johan Wilhelm Zetterstedt Palearctic insects