-
Sifrhippus is an
extinct genus of
equid containing the
species S. sandrae.
Sifrhippus is the
oldest known equid,
living during the
early Eocene. Its fossils...
- †Propalaeotheriinae
Genus †Orohippus
Genus †Pliolophus
Genus †Protorohippus
Genus †
Sifrhippus Genus †Xenicohippus
Genus †Eurohippus
Genus †Propalaeotherium? Subfamily...
- have been
placed in
several other genera, such as Arenahippus, Minippus,
Sifrhippus, Xenicohippus, Pliolophus,
Protorohippus and the
resurrected Eohippus...
-
Haplohippus Heptaconodon Pliolophus Propalaeotherium Protorohippus Orohippus Sifrhippus Xenicohippus Anchitheriinae Anchitherium Archaeohippus Desmatippus Hypohippus...
-
Haplohippus Heptaconodon Pliolophus Propalaeotherium Protorohippus Orohippus Sifrhippus Xenicohippus Anchitheriinae Anchitherium Archaeohippus Desmatippus Hypohippus...
-
oldest finds from an
extant group originate among other sources, from
Sifrhippus, an
ancestor of the
horses from the
Willswood lineup in
northwestern Wyoming...
- other,
basal forms of the
order Perissodactyla, such as
Hyracotherium or
Sifrhippus, some of
which were well-studied
members of the
early equids, what shows...
- †Sialia †Sibinia †Sibinia
whitneyi – type
locality for
species †
Sifrhippus †
Sifrhippus grangeri †Sigaretta †Sigaretta
florissantella – type
locality for...
- †Shoshonius †Shoshonius
bowni †Shoshonius
cooperi †Sialia †
Sifrhippus †
Sifrhippus grangeri †
Sifrhippus sandrae †Sigynorum – type
locality for
genus †Sigynorum...
- †Semanotus
Sequoia †Sequoia
affinis Serica †Sespia †Sialia †Sibinia †
Sifrhippus Sigmodon †Silpha †Silvius †Sinonyx – or
unidentified comparable form Sitona...
