''Cuterebra emasculator'', the squirrel bot fly, is a species of new world skin bot fly in the family

Oestridae Botflies, also known as warble flies, heel flies, and gadflies, are a family of flies known as the Oestridae. Their larvae are internal parasites of mammals, some species growing in the host's flesh and others within the gut. ''Dermatobia homin ...

. The species was first described by

Asa Fitch Asa Fitch (February 24, 1809 – April 8, 1879) was a natural historian and entomologist from Salem, New York. His early studies were of both natural history and medicine, which he studied at the newly formed Rensselaer Polytechnic Institute, g ...

in 1856. It is an internal parasite of

chipmunks Chipmunks are small, striped rodents of the family Sciuridae. Chipmunks are found in North America, with the exception of the Siberian chipmunk which is found primarily in Asia. Taxonomy and systematics Chipmunks may be classified either as ...

and

tree squirrels Tree squirrels are the members of the squirrel family (Sciuridae) commonly just referred to as "squirrels." They include more than 100 arboreal species native to all continents except Antarctica and Oceania. They do not form a single natural, or ...

in the eastern United States. The species name comes from the belief that larvae ate the testicles of chipmunks.

References

Oestridae Articles created by Qbugbot Insects described in 1856 Parasites of rodents {{Oestroidea-stub