Nannippus
Astragalus (fossil)
1832 Fd. Bone Valley, Florida, USA
Carpal Pisiform (fossil)
Nannippus westoni
2037 Fd. Dixie or Gilchrist Co.,
Florida, USA
Central Medial Phalanx and Hoof Core (fossil)
Nannippus peninsulatus
A - 2036 Hoof core, lateral view
B - 2092 Phalanx, lateral side view
C - 2092 Phalanx, anterior view
Angle of lateral view of phalanx is at
approximate best fit with hoof core
Fd. Taylor Co., Florida, USA
Nannippus penisulatus
2042 Fd. Bone Valley, Florida, USA
1.6"x0.7"x0.3"
________________________

[1] Simpson, George, Horses, (Garden City, New York: Doubleday & Company, Inc., 1961), 186
[2] https://en.wikipedia.org/wiki/Nannippus
[3] Simpson, Ibid.
[4] Ibid. 185
Perissodactyla/Equidae
A
B
C
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Size

Varies, some “no higher than a small Shetland pony and considerably more slender.” [1]

Eye sockets

Type of teeth

High crowned

Toes

Three toes per leg

Hooves/pads

Hoove on central large toe

Locations found

Central Mexico to Canada, California to North Carolina to Florida[2]

Other

No skeleton has been mounted [3]

Teeth curved inward [4]

Lower m3Tooth (fossil)
Anchippus
Anchitherium
Equus 1 (Recent)
Equus 2 (Recent)
Equus 1 (Fossils)
Equus 2 (Fossils)
Hipparion
Hippidion
Hypohippus
Kalobatippus
Merychippus
Mesohippus
Miohippus
Nannippus
Neohipparion
Orohippus
Parahippus
Pliohippus
Protohippus
Protorohippus
Unidentified
Hyracotherum (Eohippus)
Horse Evolution?