''Geomydoecus oregonus'' is a species of

louse Louse (: lice) is the common name for any member of the infraorder Phthiraptera, which contains nearly 5,000 species of wingless parasitic insects. Phthiraptera was previously recognized as an order (biology), order, until a 2021 genetic stud ...

known to affect the

Camas pocket gopher The camas pocket gopher (''Thomomys bulbivorus''), also known as the camas rat or Willamette Valley gopher, is a rodent, the largest member in the genus '' Thomomys'', of the family Geomyidae. First described in 1829, it is endemic to the Will ...

(''Thomomys bulbivorus''). This species is only known to inhabit

Oregon Oregon ( , ) is a U.S. state, state in the Pacific Northwest region of the United States. It is a part of the Western U.S., with the Columbia River delineating much of Oregon's northern boundary with Washington (state), Washington, while t ...

, the same area as its host species.

References

{{Taxonbar, from=Q18588978 Lice Parasites of rodents Endemic fauna of Oregon Endemic insects of the United States Insects described in 1971