Gaurax dubius (Macquart, 1835)

Nartshuk, Emilia P., Polevoi, Alexei V. & Przhiboro, Andrey A., 2020, A review of grass flies (Diptera, Chloropidae) of Karelia and Murmansk Province of Russia, Fauna norvegica 40, pp. 47-92 : 52

** Gaurax dubius (Macquart, 1835)

Material examined: Murmansk Province. Lim: 1 female, Laplandskii Nature Reserve, Vtoroi Stream , 23.VII–2.VIII.2013, Polevoi ( FRIP) .

Karelia: Kon : 1 female, Lelikovo , 24.VI.2003, Polevoi ( FRIP) ; Kol : 1 female, Kaskesruchei , 19–22.VII.2004, Polevoi ( FRIP) . Arkhangelsk Province: Kton: 1 female, Vozhosel’ga , 8.VII–2.VIII.2014, Polevoi ( FRIP) .

Published record: Karelia. Ks: Paanajärvi ( Frey 1934).

Distribution: Holarctic species.

Biological notes: Forests. Larvae fungivorous, develop in bracket fungi, including old dry fungi, under bark of trees infested by dendrophilous Coleoptera . Adults also visit fungi.