Isthmomys is a genus of rodent in the family Cricetidae, belonging to the tribe Reithrodontomyini. Species are:
Isthmomys is a genus of rodent in the family Cricetidae, belonging to the tribe Reithrodontomyini. Species are:
Yellow isthmus rat (Isthmomys flavidus) Mount Pirri isthmus rat (Isthmomys pirrensis)