Amara eurynota
This was in a pitfall trap (in propylene glycol, so no live photos). Due to its large size (over 9mm), dark legs and aenea-like slot-like fovae on the pronotum, I quickly realised it was something I hadn't seen before. Using Duff it keyed straightforwardly to eurynota.
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Amara eurynota showing prosternum (from above and side), scutellary pore and prosternal process, Wendling Beck Environment Project (Norfolk, UK), 29th to 31st March 2024