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Phytomyza trollii Hering, 1930 [Diptera: Agromyzidae] Phytomyza trollii Hering, 1930b. Z. angew. Ent. 17: 464. Phytomyza trollii Hering, 1930b; Hendel, 1935. Fliegen palaearkt. Reg. 6(2): 492. Phytomyza wahlbergi Rydén, 1951b. Ent. Tijdschr. 72(1-2): 179. [Synonymised by Spencer, 1976: 518]. Phytomyza trollii Hering, 1930b; Spencer, 1976. Fauna ent. Scand. 5(1): 518-20, figs 906-908A. Phytomyza trollii Hering, 1930b; Spencer, 1990. Host specialization in the World Agromyzidae (Diptera) : 21, 23, 24 (figs 40-1).

Leaf-mine: Simple white linear mine; frass deposited in scattered black spots. Pupation external (Spencer, 1976: 520). Larva: Details unknown. Puparium: Black; posterior spiracles each on a stout conical protuberance with an ellipse of some 15 minute bulbs (Spencer, 1976: 520). Hosts in Britain: Ranunculaceae       Trollius europeaus Globeflower Bland, Godfray & Henshaw, 1999: 50 Hosts elsewhere: Ranunculaceae       Trollius     Spencer, 1990: 21 Trollius europeaus Globeflower Spencer, 1976: 520 Time of year - larvae: Unknown. Time of year - adults: Mid-September. Distribution in Great Britain & Ireland: Recorded in Britain from a single male caught in a yellow water trap at Malham Tarn, North York (Bland, Godfray & Henshaw, 1999: 50). Added to the British checklist by Henshaw (in Chandler, 1998). NBN Distribution maps of known host species: Distribution elsewhere: Europe including Austria, Denmark, Finland, Norway, Sweden, Switzerland (Spencer, 1976: 520), Germany (Spencer, 1976: 578), Estonia, French mainland, Lithuania and Switzerland (Martinez in Fauna Europaea). Parasitoids: Chrysocharis viridis (Nees, 1934) Hymenoptera: Eulophidae

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Last updated 14-Dec-2008  Brian Pitkin