Cheilosia bergenstammi (Becker, 1894)
on ragwort
parasite
The larvae bore in the roots and root crowns.
host plants
Asteraeae, monophagous
Jacobaea erucifolia, vulgaris.
distribution within Europe
larva, puparium
larva, dorsal and lateral (from Smith)
references
Dockzkal (1996), Marcos-García (1990a), Reemer, Renema, van Steenis ao (2009a), Smith (1979a), Speight (2017a).