Phytomyza alpina Groschke, 1957

mine

Initially narrow, but in the end quite broad upper-surface corridor; sides parallel at first, weakly scalloped later. Frass grains especially towards the end unusually large and wide apart. Pupation outside the mine, exit slit mostly in the upper epidermis.

host plants

Asteraceae, monophagous

Jacobaea alpina, incana subsp. carniolica, subalpina, vulgaris; Senecio nemorensis, ovatus; Tussilago farfara.

In North-America also on Petasites (Griffiths, 1972b).

phenology

Larvae in July Groschke (1957a).

BENELUX

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

distribution within Europe

From Ireland to Poland and the Alps; also Bulgaria, Slovenia (Beiger, 1979a; Maček, 1999a; Fauna Europaea, 2009).

larva

“Similar to those of Ph. tussilaginis” (Griffiths, 1972b); anterior spiraculum with 14-18 papillae, rear spiraculum with 22-36!

notes

Boreo-alpine species.

references

Beiger (1978a, 1979a), Bland (1994b), Černý, Barták & Vaněk (2009a), Černý & Merz (2007a), Černý, Vála & Barták (2001a), Griffiths (1972b), Groschke (1957a), Hering ((1957a #4778, 1962a), Huber (1969a), Maček (1999a), Spencer (1972a), von Tschirnhaus (1999a).

mod 2.i.2019