Phytomyza trollii Hering 1930

mine

Upper-surface corridor, usually strongly widened in the end; no association with the leaf margin. Frass in widely scattered black grains. Pupation outside the mine; exit slit in upper epidermis.

hostplants

Ranunculaceae, monophagous

Trollius altissimus, europaeus.

phenology

Larvae in May – June, one generation (Hering, 1957a)

BENELUX

Not known from the Benelux countries (Fauna Europaea, 2009).

distribution within Europe

From Scandinavia and Finland to the Pyrenees and the Alps, and from Britain to Austria (Fauna Europaea, 2009).

larva

Mandible with 2 teeth; rear spiraculum with 14-17 papillae (de Meijere, 1937a).

pupa

Brownish black (de Meijere, 1934a).

synonyms

Phytomyza wahlbergi Rydén, 1951.

references

Bland, Godfray & Henshaw (1999a), Černý (2009a), Černý & Merz (2007a), Hartig (1939a), Hering (1930b, 1932a, 1957a), Huber (1969a), Maček (1999a), de Meijere (1934a, 1937a), Pakalniškis (1994a, 1998a, 2004a), Sønderup (1949a), Spencer (1976a), von Tschirnhaus (1982a, 1999a).

mod 10.iii.2018