1823  The Fulvous-necked Fox . . . is the Prairie Dog of the French settlers in America.
2† a marmot, Cynomys ludovicianus, once common on the southern prairies.
1833  . . . the wistonwish or prairie marmot . . . is called prairie dog by Sergeant Guss and Lieut. Pike and it is also the barking squirrel of Lewis and Clarke.
1887  . . . looked at me as if he were a prairie dog of yonder town of quaint, brown, sleek-furred marmots, whose cry is like that of chattering angry birds.
1961  "I've seen me . . . lying at the edge of a field in Saskatchewan spying on the prairie dogs. . . ."