macrauchenid

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The skull of a macrauchenid litoptern, an extinct group of animals restricted to South America.

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Common, or southern, cassowary (Casuarius casuarius).

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macrauchenid

fossil mammal

Learn about this topic in these articles:

relationship to Litopterna

In litoptern
Some of the macrauchenids survived the intrusion of more advanced mammals from North America and persisted well into the Pleistocene Epoch.
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