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Liriomyza demeijerei Hering, 1930 [Diptera: Agromyzidae] Liriomyza demeijerei Hering, 1930b. Z. angew. Ent. 17(2): 443. Liriomyza demeijerei Hering, 1930b; Spencer, 1972b. Handbk ident. Br. Ins. 10(5g): 53, 57. Liriomyza demeijerei Hering, 1930b; Spencer, 1976. Fauna ent. Scand. 5(1): 242-3, figs 420-421. Liriomyza demeijerei Hering, 1930b; Spencer, 1990. Host specialization in the World Agromyzidae (Diptera) : 300 (fig. 1152), 301.

Leaf-mine: Generally associated with mid-rib or leaf margin and relatively long (Spencer, 1976: 243). The mine is illustrated in British leafminers and Nederlandse bladmineerders. Mines of Liriomyza demeijerei on Artemisia vulgaris. Image: Willem Ellis (Source: Nederlandse bladmineerders) Larva: Posterior spiracles of the larva with 3 bulbs (Nederlandse bladmineerders). Puparium: Yellow; posterior spiracles each with 3 bulbs (Spencer, 1976: 243). Hosts in Britain: Asteraceae       Artemisia     Robbins, 1983: 24 Artemisia vulgaris Mugwort Robbins, 1991: 118 Artemisia vulgaris Mugwort Spencer, 1972b: 57 Hosts elsewhere: Asteraceae       Artemisia vulgaris Mugwort Spencer, 1976: 243 Artemisia vulgaris Mugwort Spencer, 1990: 301 Artemisia vulgaris Mugwort Nederlandse bladmineerders Time of year - mines: Unknown. Time of year - adults: Unknown. Distribution in Britain: Uncommon. London (Hampstead) (Spencer, 1972b: 57), Hants (Fleet) (British leafminers) and Warwick (Coventry) (Robbins, 1991: 118). Distribution elsewhere: Europe (Spencer, 1990) including Denmark, Finland, Sweden (Spencer, 1976: 243), The Netherlands, Luxembourg (Nederlandse bladmineerders), Belgium (de Bruyn & von Tschirnhaus, 1991), Germany (Spencer, 1976: 243), Czech Republic, French mainland, Italian mainland, Lithuania, Poland and Sicily (Martinez in Fauna Europaea). Parasitoids: Miscogaster maculata Walker Hymenoptera: Pteromalidae

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Last updated 16-Aug-2008  Brian Pitkin