Turns out that the mastodon roaming around Ice Age Idaho/California wasn't M. americanum, but a new species known as Mammut pacificus! https://t.co/AVbPGAtOyS
Scans of the paper's specimens here: https://t.co/S3yV6c8wqY …
A map of the known sites for the species (red) https://t.co/AB2bLOJJa2
One of the oldest North American genera, Mummut, gets a new species: Mammut pacificus. If you visited California 12,000 years ago, this is the mastodon species you would have seen roaming the future site of Disneyland https://t.co/JSuU1B4JnK via @thePeerJ
WOW! Even after all this time, a second species of Mastodon was hiding in the fossil record of North America! Say hello to Mammut pacificus, the new west coast rival! https://t.co/NKQ57l8I88 @thePeerJ https://t.co/IN2tMqQdrF