Mammalia - Rodentia - Heteromyidae
Synonym: Saccomyidae Baird 1857
Parent taxon: Geomyoidea according to C. Montgelard et al. 2002
See also Carroll 1988, Hay 1902, Johnson 1966, Korth 1987, Kurten and Anderson 1980, Nowak 1991, Nowak 1999, Ryan 1989 and Wood 1958
Sister taxa: Eomyidae, Geomyidae, Griphomys, Heliscomyidae, Hydentomys
Subtaxa: Aurimys Balantiomys Chaetodipus Cupidinimus Dikkomys Dipodomyinae Dipodomys Diprionomys Eodipodomys Harrymyinae Harrymys Heteromyinae Lignimus Liomys Mioheteromys Mookomys Oregonomys Peridiomys Perodipus Perognathinae Perognathus Prodipodomys Proheteromys Schizodontomys Stratimus Trogomys
Ecology: ground dwelling granivore-browser
Distribution:
• Quaternary of Mexico (5 collections), United States (146: Arizona, California, Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, Utah)
• Blancan of Mexico (1), United States (117: Arizona, California, Colorado, Idaho, Kansas, Nebraska, Nevada, Texas, Washington)
• Pliocene of United States (1: California)
• Hemphillian of Mexico (1), United States (34: Arizona, California, Idaho, Kansas, Nebraska, Nevada, Oklahoma, Oregon, Texas, Utah, Washington)
• Miocene of Canada (3: Saskatchewan), Panama (1), United States (227: California, Colorado, Delaware, Florida, Georgia, Idaho, Kansas, Louisiana, Montana, Nebraska, Nevada, New Mexico, Oklahoma, Oregon, South Dakota, Texas, Utah, Wyoming)
• Harrisonian of United States (16: Florida, Nebraska, New Mexico, Oregon, South Dakota, Wyoming)
• Arikareean of United States (32: California, Florida, Idaho, Nebraska, Oregon, South Dakota, Wyoming)
• Oligocene of Canada (1: Saskatchewan), United States (21: Florida, Nebraska, South Dakota)
Total: 606 collections including 885 occurrences