Classification of Stucky 1984
Fm. †Omomyidae Gazin 1958
show all | hide all
G. †Hyracotherium Owen 1841
show all | hide all
Superfm. Tapiroidea Gill 1872
show all | hide all
G. †Helaletes Marsh 1872
hide
†Helaletes nanus Marsh 1871
hide
Invalid names: Helaletes boops Marsh 1872 [synonym], Lophiodon calciculus Cope 1880 [synonym]
†Lambdotherium popoagicum Cope 1880
show all | hide all
Invalid names: Lambdotherium primaevum Loomis 1907 [synonym]
†Palaeosyops fontinalis Cope 1873
show all | hide all
Invalid names: Palaeosyops paludosus Leidy 1870 [synonym]