Cheilosia gigantea (Zetterstedt, 1838)
on dock
parasite
The larvae bore in the taproot,
host plants
Polygonaceae, monophagous
Rumex aquaticus, longifolius.
distribution within Europe
larva
See Stuke & Carstensen.
references
Speight (2017a), Stuke & Carstensen (2002a).