''Oreodytes sanmarkii'' is a species of

predaceous diving beetle The Dytiscidae, from the Ancient Greek word δυτικός (''dystikos''), meaning "able to dive", are the predaceous diving beetles, a family of water beetles. They occur in virtually any freshwater habitat around the world, but a few species li ...

in the family

Dytiscidae The Dytiscidae, from the Ancient Greek word δυτικός (''dystikos''), meaning "able to dive", are the predaceous diving beetles, a family of water beetles. They occur in virtually any freshwater habitat around the world, but a few species l ...

. It has a

holarctic The Holarctic realm is a biogeographic realm that comprises the majority of habitats found throughout the continents in the Northern Hemisphere. It corresponds to the floristic Boreal Kingdom. It includes both the Nearctic zoogeographical reg ...

distribution, found in aquatic habitats in Europe, northern Asia (excluding China), and North America. It has an affinity toward low-velocity currents and pebbly

microhabitat In ecology, habitat refers to the array of resources, biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species' habitat can be seen as the physical manifestation of its ...

substrates. It was described by Finnish

entomologist Entomology (from Ancient Greek ἔντομον (''éntomon''), meaning "insect", and -logy from λόγος (''lógos''), meaning "study") is the branch of zoology that focuses on insects. Those who study entomology are known as entomologists. In ...

Carl Reinhold Sahlberg Carl Reinhold Sahlberg (January 22, 1779, Eura – October 18, 1860, Yläne) was a Finland, Finnish natural history, naturalist, primarily an Entomology, entomologist specializing in beetles. He was the father of entomologist Reinhold Ferdinand S ...

in 1826.

Subspecies

There are two named

subspecies In Taxonomy (biology), biological classification, subspecies (: subspecies) is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (Morphology (biology), morpholog ...

of ''Oreodytes'': * ''Oreodytes sanmarkii alienus'' (Sharp, 1873) * ''Oreodytes sanmarkii sanmarkii'' (C. R. Sahlberg, 1826)

Subspecies

References

Further reading