Several brown beetles 2-3mm long. Under a microscope the wingcase is hairy and has several longitudinal furrows.
No interactions present.
It's the right size and the shape of pronotum is correct.
Chris Brooks - www.dragonfly-images.co.uk
My Flickr site - www.flickr.com/photos/ceb1298
Lat/Lng: 53.0528, -1.1825
OS grid ref: SK548509