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Phytomyza hellebori Kaltenbach, 1872 [Diptera: Agromyzidae] Phytomyza hellebori Kaltenbach, 1872. Pflanzen-Feinde : 11. Phytomyza hellebori Kaltenbach, 1872; Hendel, 1935. Fliegen palaearkt. Reg. 6(2): 411. Phytomyza hellebori Kaltenbach, 1872; Spencer, 1976. Fauna ent. Scand. 5(1): 426-7, fig. 743. Phytomyza hellebori Kaltenbach, 1872; Spencer, 1990. Host specialization in the World Agromyzidae (Diptera) : 21, 26 (fig. 52), 27.

Leaf-mine: May be several mines to a leaf, which are initially blackish, short and linear. A blotch is later formed. Pupation external, normally on lower surface (Spencer, 1976: 427). The mine is illustrated in British leafminers and Nederlandse bladmineerders. Mines of Phytomyza hellebori on Helleborus foetidus. Image: Brian Pitkin Larva: Details unknown. Puparium: The puparium is illustrated by Ellis (Nederlandse bladmineerders). Greyish-brown; posterior spiracles each with an ellipse of some 20 bulbs (Spencer, 1976: 427). Hosts in Britain: Ranunculaceae       Helleborus foetidus Stinking Hellebore British leafminers Helleborus foetidus Stinking Hellebore Stubbs, 2000: 33 Helleborus foetidus Stinking Hellebore Storey, 2003 Hosts elsewhere: Ranunculaceae       Helleborus     Spencer, 1976: 437 Helleborus     Spencer, 1990: 27 Helleborus foetidus Stinking Hellebore Nederlandse bladmineerders Helleborus niger Stinking Hellebore Nederlandse bladmineerders Helleborus viridis Stinking Hellebore Nederlandse bladmineerders Time of year - mines: Autumn to Spring. Time of year - adults: Unknown. Distribution in Great Britain & Ireland: Southern Counties and East Anglia. Recorded new to Britain by Stubbs, 2000: 33-35). E. Northants, Hunts and Cambridge (Welch, 2000: 163-166), Surrey (Riddlesdown and Selsdon) (pers. observation) and Hants (Fleet and Winchfield) (British leafminers). NBN Distribution maps of known host species: Distribution elsewhere: Europe including Finland and Corsica (Spencer, 1976: 437), The Netherlands, Germany (Nederlandse bladmineerders; Spencer, 1976: 570), French mainland and Italian mainland (Martinez in Fauna Europaea). Parasitoids: Unknown.

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Last updated 14-Dec-2008  Brian Pitkin