pumpkin beetles
... that adult pumpkin beetles feed on the foliage of cucurbits, sometimes cutting and removing circular discs?
... that adult <b id="mwLQ"><a href="./Aulacophora" id="mwLg" rel="mw:WikiLink" title="Aulacophora">pumpkin beetles</a></b> feed on the foliage of <a href="./Cucurbitaceae" id="mwLw" rel="mw:WikiLink" title="Cucurbitaceae">cucurbits</a>, sometimes cutting and removing circular discs?