macrauchenid Directory References Images Discover Timeline of the Space Race, 1957–69 9 of the World’s Deadliest Mammals 6 Things You Should Know About Meghan, Duchess of Sussex 10 Great Sports Rivalries Why Doesn’t Arizona Observe Daylight Saving Time? Inventors and Inventions of the Industrial Revolution 9 Mind-Altering Plants Contents macrauchenid fossil mammal Ask the Chatbot a Question Ask the Chatbot a Question Learn about this topic in these articles:relationship to Litopterna In litopternSome of the macrauchenids survived the intrusion of more advanced mammals from North America and persisted well into the Pleistocene Epoch.Read More