| Country of Origin | United States |
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Check the listing for details. Fossil Horse Tooth - Pliohippus - Ogallala Formation - Pliocene. Condition: Used, Made in United States. Listed at 22.00 USD. A high-quality fossil molar from Pliohippus, an ancestor of the modern horse. Authentic Prehistoric Horse Molar ( Pliohippus ). • Species: Pliohippus sp. • Formation: Ogallala Formation. • Age: Pliocene (approx. ).