About Agonum muelleri (Herbst, 1784)
Agonum muelleri is a species of ground beetle first described by Herbst in 1784. It is native to the Palearctic, the Nearctic, and the Near East. Within Europe, it has been recorded in Albania, the Azores, the Baltic states, Belarus, Benelux, Great Britain (including the Isle of Man), Northern Ireland, mainland Portugal, Russia, Sardinia, Sicily (with doubtful occurrence), mainland Spain, Ukraine, Scandinavia, Slovenia, Croatia, Serbia, Montenegro, Bosnia-Herzegovina, North Macedonia, and Central Europe.