Siagonium quadricorne Kirby & Spence, 1815 Male
Family: Staphylinidae
Size: 5.4 mm (3.4 to 5.8 mm)
Distribution: In Europe with the exception of the north
Ecology: Lives under the bark of deciduous trees
Location: England, Andover
leg. P.Harwood, III.1915; det. S.A.Williams
Coll. Oxford University Museum of Natural History
Photo: U.Schmidt, 2020

Siagonium quadricorne  (big picture)

Siagonium quadricorne  (Flickr)

Siagonium quadricorne   (Wikimedia Commons)