''Optioservus phaeus'', the Scott optioservus riffle beetle, is a species of

riffle beetle Elmidae, commonly known as riffle beetles, is a family (biology), family of beetles in the superfamily Byrrhoidea described by John Curtis (entomologist), John Curtis in 1830. Both adults and larvae are usually aquatic, living under rocks in fas ...

in the family

Elmidae Elmidae, commonly known as riffle beetles, is a family of beetles in the superfamily Byrrhoidea described by John Curtis in 1830. Both adults and larvae are usually aquatic, living under rocks in fast-flowing shallow areas of streams, such as ...

. It is only found in North America, specifically at

Lake Scott State Park Lake Scott State Park is a Kansas state park in Scott County, Kansas in the United States. The park was established in 1928 following a donation of the land by the Herbert Steele family. The park, also known as Scott State Park, surrounds Lake ...

Scott County, Kansas Scott County (standard abbreviation: SC) is a county located in the U.S. state of Kansas. As of the 2020 census, the county population was 5,151. Its county seat is Scott City, the only city in the county. History Early history For many mil ...

References

Further reading