Chirosia betuleti Diptera: Anthomyiidae - root-maggot fly
Chirosia betuleti

Photographs on Dryopteris

Hosts:
Athyrium filix-femina and Dryopteris cristata, dilatata, filix-mas

Eggs are laid at tip of fronds, larvae tunnel into main veins causing twisting and distortion. Can be found from early summer onwards





Chirosia betuleti

Chirosia betuleti
Chirosia betuleti
Badbury Rings, Dorset. August 2017

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