Earliest finds
In a letter dating to 1713, Edward Hyde, 3rd Earl of Clarendon (known also as Lord Cornbury) from New York reported to the Royal Society 展开

Diet
The zygodont molar morphologies of mammutids suggest that they consistently occupied adaptations to 展开

The exact timing of human (Homo sapiens) arrival to temperate North America is unclear, but they likely arrived to North America … 展开

Late Pleistocene proboscideans of the Americas such as the American mastodon could have been recognized in Native American oral histories, … 展开

Skull
Mammut is diagnosed and differentiated in terms of the skull from Zygolophodon as having a shortened bottom skull base (basicranium) and a high-domed cranium. It is also diagnosed as having an "elephantoid" 展开

Distribution
The range of most species of Mammut is unknown as their occurrences are restricted to few localities, … 展开

Mammut, or more specifically the American mastodon, experienced an initial decline in geographical range when it was extirpated from the northernmost ranges of North America ~75,000 … 展开