'Agriochoeridae belongs to Merycoidodontoidea' according to I. Ferrusquia-Villafranca 1969
'Agriochoerus maximus belongs to Agriochoerus' according to I. Ferrusquia-Villafranca 1969
'Agriochoerus belongs to Agriochoeridae' according to I. Ferrusquia-Villafranca 1969
'Artiodactyla belongs to Mammalia' according to I. Ferrusquia-Villafranca 1969
'Bathygenys alpha [misspelled as Bathygenys alfa] belongs to Bathygenys' according to I. Ferrusquia-Villafranca 1969
'Bathygenys belongs to Merycoidodontidae' according to I. Ferrusquia-Villafranca 1969
'Brontopinae belongs to Brontotheridae' according to I. Ferrusquia-Villafranca 1969
'Brontops belongs to Brontopinae' according to I. Ferrusquia-Villafranca 1969
'Brontotheridae belongs to Hippomorpha' according to I. Ferrusquia-Villafranca 1969
'Ceratomorpha belongs to Perissodactyla' according to I. Ferrusquia-Villafranca 1969
'Hippomorpha belongs to Perissodactyla' according to I. Ferrusquia-Villafranca 1969
'Hypertragulidae belongs to Tragulina' according to I. Ferrusquia-Villafranca 1969
'Hypertragulus heikeni belongs to Hypertragulus' according to I. Ferrusquia-Villafranca 1969
'Hypertragulus belongs to Hypertragulidae' according to I. Ferrusquia-Villafranca 1969
'Hyracodon belongs to Hyracodontidae' according to I. Ferrusquia-Villafranca 1969
'Hyracodontidae belongs to Rhinocerotoidea' according to I. Ferrusquia-Villafranca 1969
'Leptomerycidae belongs to Tragulina' according to I. Ferrusquia-Villafranca 1969
'Leptomeryx belongs to Leptomerycidae' according to I. Ferrusquia-Villafranca 1969
'Megacerops brachycephalus is recombined as Brontops brachycephalus' according to I. Ferrusquia-Villafranca 1969
'Merycoidodontidae belongs to Merycoidodontoidea' according to I. Ferrusquia-Villafranca 1969
'Merycoidodontoidea belongs to Suiformes' according to I. Ferrusquia-Villafranca 1969
'Perissodactyla was reranked as a order and belongs to Mammalia' according to I. Ferrusquia-Villafranca 1969
'Protoreodon petersoni belongs to Protoreodon' according to I. Ferrusquia-Villafranca 1969
'Protoreodon belongs to Agriochoeridae' according to I. Ferrusquia-Villafranca 1969
'Rhinocerotoidea belongs to Ceratomorpha' according to I. Ferrusquia-Villafranca 1969
'Ruminantia belongs to Artiodactyla' according to I. Ferrusquia-Villafranca 1969
'Suiformes belongs to Artiodactyla' according to I. Ferrusquia-Villafranca 1969
'Tragulina belongs to Ruminantia' according to I. Ferrusquia-Villafranca 1969