| citellus | (n) typical ground squirrels, Syn. genus Citellus, Spermophilus, genus Spermophilus |
| antelope squirrel | (n) small ground squirrel of western United States, Syn. Citellus leucurus, antelope chipmunk, whitetail antelope squirrel |
| arctic ground squirrel | (n) large ground squirrel of the North American far north, Syn. parka squirrel, Citellus parryi |
| flickertail | (n) of sagebrush and grassland areas of western United States and Canada, Syn. Citellus richardsoni, Richardson ground squirrel |
| mantled ground squirrel | (n) common black-striped reddish-brown ground squirrel of western North America; resembles a large chipmunk, Syn. Citellus lateralis |
| rock squirrel | (n) large grey ground squirrel of rocky areas of the southwestern United States, Syn. Citellus variegatus |
| suslik | (n) rather large central Eurasian ground squirrel, Syn. Citellus citellus, souslik |