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Ecology and Evolutionary Biology Commons

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University of Massachusetts Amherst

2011

Evolution

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Full-Text Articles in Ecology and Evolutionary Biology

A New Species Of Moropus (Mammalia, Perissodactyla, Chalicotheriodea) In The Batesland Formation, Great Plains Area Of North America, Carolyn Rounds Jan 2011

A New Species Of Moropus (Mammalia, Perissodactyla, Chalicotheriodea) In The Batesland Formation, Great Plains Area Of North America, Carolyn Rounds

Masters Theses 1911 - February 2014

The chalicothere Moropus was a rare perissodactyl present in the Great Plains region of North America through much of the Miocene. A temporal gap in named species of Moropus is present in the early Hemingfordian North American Land Mammal Age. This gap is filled by specimens currently referred to as Moropus sp. from the Batesland Formation in southwest South Dakota, and unnamed specimens of Moropus in the Runningwater Formation in northwestern Nebraska. A comparison of the fossils of Moropus nsp. from the Batesland Formation with those of previously described chalicothere species from the Greats Plains region, such as Moropus elatus, …