S
BarstovianW
Barstovian
Barstow FormationW
Barstow Formation
A
AelurodonW
Aelurodon
Alachua FormationW
Alachua Formation
B
CraniocerasW
Cranioceras
Cucaracha FormationW
Cucaracha Formation
C
HypohippusW
Hypohippus
LeptocyonW
Leptocyon
D
ParatocerasW
Paratoceras
PliohippusW
Pliohippus
E
ProcamelusW
Procamelus
ProtolabisW
Protolabis
F
PseudhipparionW
Pseudhipparion
TeleocerasW
Teleoceras