Welsh Chafer Hoplia philanthus
This species was very easy to find during a couple of daytime visits to Burnham Overy Dunes in 2017. I wasn't searching for beetles particularly but saw two on the first visit and 15 on the second.
Welsh Chafer Hoplia philanthus showing hind tarsal claw, Burnham Overy Dunes (Norfolk, UK), 14th June 2017
Welsh Chafer Hoplia philanthus, Burnham Overy Dunes (Norfolk, UK), 26th June 2017