Hyracodon nebrascensis

Hyracodon Fossil Metatarsal, Footbone, Badlands, South Dakota, Oligocene, R1130

Hyracodon Upper Teeth, Fossil, South Dakota Badlands, Oligocene, Free Ship R1063

Hyracodon Jaw Section, Fossil, South Dakota Badlands, Oligocene R1098

Hyracodon Jaw Section Fossil, South Dakota Badlands, Oligocene, R1095

Hyracodon Jaw Section Fossil, South Dakota Badlands, Oligocene, R1090

Hyracodon Fossil Ankle Bone, Astragalus, Badlands, South Dakota, Oligocene R1125

Hyracodon Associated Teeth, Fossils, South Dakota, Oligocene, R1052

Hyracodon Upper Teeth on Matrix, Fossil, South Dakota, Badlands, Oligocene R875

Hyracodon Crossed Jaw on Matrix, Fossil, South Dakaota, Oligocene, R1079

Hyracodon Upper Molar Section, Fossil, Badlands, South Dakota, Oligocene, R895

Hyracodon Fossil C2 Neck Vertebra, Badlands, South Dakota Oligocene, R1001

Hyracodon Upper Teeth, Fossil, Badlands, South Dakota, Oligocene, R872