| Noun | 1. | Geomyidae - North American pocket gophers mammal family - a family of mammals genus Geomys, Geomys - type genus of the Geomyidae pocket gopher, pouched rat, gopher - burrowing rodent of the family Geomyidae having large external cheek pouches; of Central America and southwestern North America genus Thomomys, Thomomys - western pocket gophers Sciuromorpha, suborder Sciuromorpha - large more or less primitive rodents: squirrels; marmots; gophers; beavers; etc. |