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Oh! Whoops. What have I missed that points to Muscidae not Anthomyiidae?
I couldn´t make out the anal vein.


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In that case,
the list of known Muscidae here is as follows

Coenosia pumila (Fallén, 1825)

Graphomya maculata (Scopoli, 1763)

Helina annosa (Zetterstedt, 1836)

Hydrotaea armipes (Fallén, 1825)
Hydrotaea cristata Malloch, 1918
Hydrotaea dentipes (Fabricius, 1805)

Limnophora pandellei Séguy, 1923
Limnophora riparia (Fallén, 1824)
Limnophora sinuata Collin, 1930
Limnophora uniseta Stein, 1916

Lispe consanguinea Loew, 1858

Musca domestica Linnaeus, 1758

* Muscina stabulans (Fallén, 1817)

Mydaea palpalis Stein, 1916

Myospila meditabunda (Fabricius, 1781)

* Ophyra aenescens (Wiedemann, 1830)

Phaonia errans (Meigen, 1826)

Spilogona alpica (Zetterstedt, 1845)
Spilogona baltica (Ringdahl, 1918)
Spilogona contractifrons (Zetterstedt, 1838)
Spilogona depressiuscula (Zetterstedt, 1838)
Spilogona megastoma (Boheman, 1866)
Spilogona micans (Ringdahl, 1918)
Spilogona opaca (Schnabl, 1915)
Spilogona pacifica (Meigen, 1826)

Thricops cunctans (Meigen, 1826)
Thricops longipes (Zetterstedt, 1845)
Thricops rostratus (Meade, 1882)

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So maybe one of the Spilogona sp?