Octodontidae Waterhouse, 1840
Ctenomys argentinus Contreras & Berry, 1982
Ctenomys australis Rusconi, 1934
Ctenomys azarae Thomas, 1903
Ctenomys bergi Thomas, 1902
Ctenomys boliviensis Waterhouse, 1848
Ctenomys bonettoi Contreras & Berry, 1982
Ctenomys brasiliensis Blainville, 1826
Ctenomys budini Thomas, 1913
Ctenomys colburni J. A. Allen, 1903
Ctenomys coludo Thomas, 1920
Ctenomys conoveri Osgood, 1946
Ctenomys coyhaiquensis Kelt & Gallardo, 1994
Ctenomys dorbignyi Contreras & Contreras, 1984
Ctenomys dorsalis Thomas, 1900
Ctenomys emilianus Thomas & St. Leger, 1926
Ctenomys famosus Thomas, 1920
Ctenomys flamarioni Travi, 1981
Ctenomys fochi Thomas, 1919
Ctenomys fodax Thomas, 1910
Ctenomys formosus
Ctenomys frater Thomas, 1902
Ctenomys fulvus Philippi, 1860
Ctenomys goodfellowi Thomas, 1921
Ctenomys haigi Thomas, 1917
Ctenomys johanis
Ctenomys johannis Thomas, 1921
Ctenomys juris Thomas, 1920
Ctenomys knighti Thomas, 1919
Ctenomys kraglievichi
Ctenomys lami Freitas, 2001
Ctenomys latro Thomas, 1918
Ctenomys leucodon Waterhouse, 1848
Ctenomys lewisi Thomas, 1926
Ctenomys magellanicus Bennett, 1836
Ctenomys maulinus Philippi, 1872
Ctenomys mendocinus Philippi, 1869
Ctenomys minutus Nehring, 1887
Ctenomys nattereri Wagner, 1848
Ctenomys occultus Thomas, 1920
Ctenomys opimus Wagner, 1848
Ctenomys osvaldoreigi Contreras, 1995
Ctenomys pearsoni Lessa & Langguth, 1983
Ctenomys perrensi Thomas, 1896
Ctenomys perrensis Thomas, 1898
Ctenomys peruanus Sanborn & Pearson, 1947
Ctenomys pilarensis Contreras, 1993
Ctenomys pontifex Thomas, 1918
Ctenomys porteousi Thomas, 1916
Ctenomys pundti Nehring, 1900
Ctenomys rionegrensis Langguth & Abella, 1970
Ctenomys robustus
Ctenomys roigi Contreras, 1988
Ctenomys saltarius Thomas, 1912
Ctenomys scagliai Contreras, 1999
Ctenomys sericeus J. A. Allen, 1903
Ctenomys sociabilis Pearson & Christie, 1985
Ctenomys steinbachi Thomas, 1907
Ctenomys sylvanus Thomas, 1919
Ctenomys talarum Thomas, 1898
Ctenomys torquatus Lichtenstein, 1830
Ctenomys tuconax Thomas, 1925
Ctenomys tucumanus Thomas, 1900
Ctenomys tulduco Thomas, 1921
Ctenomys validus Contreras, Roig, and Suzarte, 1977
Ctenomys viperinus Thomas, 1926
Ctenomys yolandae Contreras & Berry, 1984