Muridae Illiger, 1815
Oryzomys albigularis (Tomes, 1860)
Oryzomys alfaroi (J. A. Allen, 1891)
Oryzomys angouya Fischer, 1814
Oryzomys antillarum Thomas, 1898
Oryzomys auriventer Thomas, 1890
Oryzomys balneator Thomas, 1900
Oryzomys bolivaris J. A. Allen, 1901
Oryzomys buccinatus (Olfers, 1818)
Oryzomys capito (Olfers, 1818)
Oryzomys caracolus Thomas, 1914
Oryzomys chapmani Thomas, 1898
Oryzomys couesi (Alston, 1877)
Oryzomys curasoae McFarlane & Debrot, 2001
Oryzomys devius Bangs, 1902
Oryzomys dimidiatus (Thomas, 1905)
Oryzomys emmonsae Musser, Carleton, Brothers, and Gardner, 1998
Oryzomys galapagoensis (Waterhouse, 1839)
Oryzomys gorgasi Hershkovitz, 1971
Oryzomys hammondi (Thomas, 1913)
Oryzomys intectus Thomas, 1921
Oryzomys intermedius (Leche, 1886)
Oryzomys keaysi J. A. Allen, 1900
Oryzomys kelloggi Avila-Pires, 1959
Oryzomys lamia Thomas, 1901
Oryzomys laticeps Lund, 1840
Oryzomys legatus Thomas, 1925
Oryzomys levipes Thomas, 1902
Oryzomys macconnelli Thomas, 1910
Oryzomys maracajuensis Langguth & Bonvicino, 2002
Oryzomys marinhus Bonvicino, 2003
Oryzomys megacephalus Fischer, 1814
Oryzomys melanotis Thomas, 1893
Oryzomys meridensis Thomas, 1894
Oryzomys nelsoni Merriam, 1898
Oryzomys nitidus (Thomas, 1884)
Oryzomys oniscus Thomas, 1904
Oryzomys palustris (Harlan, 1837)
Oryzomys perenensis J. A. Allen, 1901
Oryzomys pliocaenicus
Oryzomys polius Osgood, 1913
Oryzomys ratticeps (Hensel, 1873)
Oryzomys rhabdops Merriam, 1901
Oryzomys rostratus Merriam, 1901
Oryzomys russatus Wagner, 1848
Oryzomys saturatior Merriam, 1901
Oryzomys scotti Langguth & Bonvicino, 2002
Oryzomys seuanezi Weksler, Geise, and Cerqueira, 1999
Oryzomys subflavus (Wagner, 1842)
Oryzomys talamancae J. A. Allen, 1891
Oryzomys tatei Musser, Carleton, Brothers, and Gardner, 1998
Oryzomys xanthaeolus Thomas, 1894
Oryzomys xantheolus Thomas, 1894
Oryzomys yunganus Thomas, 1902
