Hoplocampa species query

Hoplocampa species query

Observation - Hoplocampa species query - UK and Ireland. Description: Sawfly, yellow apart from a few dark marks on the thorax and a dark cell in each forward wing. I suspect it is a Hoplocampa species, but realise I may be wrong. Can anyone name it ?

Sawfly, yellow apart from a few dark marks on the thorax and a dark cell in each forward wing.
I suspect it is a Hoplocampa species, but realise I may be wrong. Can anyone name it ?