Hydroglyphus pusillus (Fabricius, 1781)
Syn.: Hydroglyphus geminus (Fabricius, 1781)
Family: Dytiscidae
Size: 2.28 mm (1.75 to 2.52 mm)
Origin: Europe, very often
Location: Germany, Bavaria, Woerth an der Donau
leg.det. U.Schmidt, 20.IV.1975
Photo: U.Schmidt, 2019

Hydroglyphus pusillus  (enlarged)

Hydroglyphus pusillus  (Flickr)

Hydroglyphus pusillus  (Wikimedia Commons)

Location List Dytiscidae Palaearctic Region  (Google Drive)