Amphotis marginata (Fabricius, 1781)
Family: Nitidulidae
Size: 5.7 mm (3.8 to 5.8 mm)
Origin: Europe
Ecology: The beetle lives with the ants Lasius fuliginosus
Location: England, Colchester
leg.det. P.Harwood, Coll. Pres. 1957
Coll. Oxford University Museum of Natural History
Photo: U.Schmidt, 2018

Amphotis marginata  (enlarged)

Amphotis marginata   (Flickr)

Amphotis marginata   (Wikimedia Commons)