Oreodytes sanmarkii

Oreodytes sanmarkii is a species of predaceous diving beetle in the family Dytiscidae. It has a holarctic distribution, found in aquatic habitats in Europe, northern Asia, and North America. It has an affinity toward low-velocity currents and pebbly microhabitat substrates. It was described by Finnish entomologist Carl [Reinhold Sahlberg] in 1826.

Subspecies

There are two named subspecies of Oreodytes:

Oreodytes sanmarkii alienus
''Oreodytes sanmarkii sanmarkii''