Sigmodon (Sigmomys) Thomas 1901

Species and subspecies: 14 species:

Species Sigmodon (Sigmodon) alleni Bailey 1902

Species Sigmodon (Sigmomys) alstoni Thomas 1880

Species Sigmodon (Sigmodon) arizonae Mearns 1890

Species Sigmodon (Sigmodon) fulviventer J. A. Allen 1889

Species Sigmodon (Sigmodon) hirsutus Burmeister 1854

Species Sigmodon (Sigmodon) hispidus Say and Ord 1825

Species Sigmodon (Sigmodon) inopinatus Anthony 1924

Species Sigmodon (Sigmodon) leucotis Bailey 1902

Species Sigmodon (Sigmodon) mascotensis J. A. Allen 1897

Species Sigmodon (Sigmodon) ochrognathus Bailey 1902

Species Sigmodon (Sigmodon) peruanus J. A. Allen 1897

Species Sigmodon (Sigmodon) planifrons Nelson and Goldman 1933

Species Sigmodon (Sigmodon) toltecus Saussure 1860

Species Sigmodon (Sigmodon) zanjonensis Goodwin 1932