''Kimbetopsalis simmonsae'' was an ancient mammal (a
multituberculate
Multituberculata (commonly known as multituberculates, named for the multiple tubercles of their teeth) is an extinct order of rodent-like mammals with a fossil record spanning over 130 million years. They first appeared in the Middle Jurassic, ...
) which was first discovered in 2015.
It lived about 65.5 million years ago, at least a million years after the non-avian dinosaurs went extinct.
[Carolyn Gramling, Sarah Shelley (image)]
How mammals took over the world
ScienceNews; June 7, 2022. – Includes live reconstruction.
References
Cimolodonts
Paleocene mammals of North America
Fossil taxa described in 2016
Prehistoric mammal genera
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