Classification of Hough 1955
Or. Perissodactyla Owen 1848 [odd-toed ungulate]
show all | hide all
Superfm. †Chalicotherioidea Gill 1872
hide
Fm. †Helaletidae Osborn 1892
hide
G. †Dilophodon Scott 1883
hide
†Dilophodon leotanus Peterson 1932
Invalid names: Heteraletes Peterson 1931 [synonym]
Superfm. Rhinocerotoidea Gray 1821
hide