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).