Euura atra Hymenoptera: Tenthredinidae - sawfly
Euura atra

Gall on Salix alba var. vitellina, Golden Willow / Yellow Basket Willow.
Adult ex gall

Hosts:
Salix alba, S. x fragilis. Very occasionally on S. viminalis

Causes a slight swelling on young twigs (to 1.5cm long), the bark remaining smooth. The single greenish larva pupates in the gall.




Euura atra

Euura atra

Euura atra

Euura atra

Euura atra

Euura atra
Euura atra
Poole Park and Studland Heath, Dorset. March 2018

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