Cheilosia proxima (Zetterstedt, 1843)
The larvae bore spiralled gallery in the roots; according to Rotheray the final instar lives freely among the mass of lateral roots; Pupation in the soil.
Cirsium oleraceum, palustre, spinosissinum.
Müller mentions the species from Centaurea spp. That is unlikely.
Hibernation as puparium.
distribution within Europe
Müller (1989a), Reemer, Renema, van Steenis ao (2009a), Rotheray (1988b), Speight (2017a) .