Dicrostonyx groenlandicus
Dicrostonyx hudsonius
Dicrostonyx nelsoni
Dicrostonyx nunatakensis
Dicrostonyx richardsoni
Dicrostonyx torquatus
Dicrostonyx unalascensis
Dicrostonyx vinogradovi
Dicrostonyx is a genus of rodent in the family Cricetidae. It contains the collared lemmings. They are the only North American rodents that turn white in winter. It contains the following species:
- Northern Collared Lemming (Dicrostonyx groenlandicus)
- Ungava Collared Lemming (Dicrostonyx hudsonius)
- Nelson's Collared Lemming (Dicrostonyx nelsoni)
- Ogilvie Mountains Collared Lemming (Dicrostonyx nunatakensis)
- Richardson's Collared Lemming (Dicrostonyx richardsoni)
- Arctic Lemming (Dicrostonyx torquatus)
- Unalaska Collared Lemming (Dicrostonyx unalascensis)
- Wrangel Lemming (Dicrostonyx vinogradovi)