Hoverflies (Syrphidae), tribe Syrphini

Chrysotoxum verralli Collin, 1940

Cambridge: 26 Jul 2001 Genus has distinctive long antennae Distinguished from C. elegans by a narrow parallel dark band at the front of T2, Chris Raper says C. elegans is larger and darker. C. cautum has antenna segment 1 shorter than 2, in C. verralli it is equal or longer (inset). Also C. cautum females have longer hair on the thorax than the thin dusting here.

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Epistrophe eligans (Harris, 1780)

Cambridge: 22 Apr 2001, Male. Abdomen pattern of 2 triangles on T2, narrow band T3, all dark T4 is distinctive One of the first hoverflies to appear in Spring. 10mm long

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Episyrphus balteatus (De Geer, 1776)

Cambridge: (l) 30 Jun 2002, male (r) 29 Jul 2001, male A very numerous species in Britain augmented by swarms from the continent Flock on favourite flowers, which include common poppy, Eschscholzia, fennel and convolvulus Double dark stripes on each tergite are distinctive, but the colouration and size are quite variable Up to 11mm long, similar to Common Wasp.

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Eupeodes corollae (Fabricius, 1794)

Cambridge: 18 Jul 2001, Male The spectacle-bars on T3 & T4 are not connected on all males. (On females the spots are distinct.) 9mm long. Synonym: Metasyrphus corollae

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Eupeodes luniger (Meigen, 1822)

Cambridge: 20 Apr 2002, Female. Comma-shaped markings on T3 & T4 don't reach edge of abdomen (distinguishes from female E. corollae) 8mm long. Synonym: Metasyrphus luniger

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Leucozona lucorum (Linaeus, 1758)

Cambridge: 24 May 2003, Female. A characteristic spring hoverfly. See Volucella pellucens for a larger hoverfly with a similar white band

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