Presbytherium
Encyclopedia
Presbytherium is an extinct pantodont
Pantodonta
The Pantodonta are an order of now extinct placental mammals.Pantodonts are well known from the Paleocene of North America and Asia, and one early genus Alcidedorbignya, that was found in the Paleocene of South America...

 which existed in what is now Alberta, Canada, during the Paleocene
Paleocene
The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...

period. It was first named by Craig S. Scott in 2010.
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