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Oldest mammal relative discovered in Kansas

The smallest and largest caseid: this is a reconstruction of 300-million-year-old tiny carnivorous Eocasea in the footprint of 270-million-year-old largest known herbivore of its time, Cotylorhynchus.
The smallest and largest caseid: this is a reconstruction of 300-million-year-old tiny carnivorous Eocasea in the footprint of 270-million-year-old largest known herbivore of its time, Cotylorhynchus.
Credit: Artwork by Danielle Dufault Usage Restrictions: None
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