09:0209:02, 7 August 2012diffhist−430
Early Cretaceous
Removed eutherians as having appeared for first time - one eutherian found from Jurassic as of 2011 as per reference in wikipedia article on eutheria.
09:0209:02, 7 August 2012diffhist−430
Early Cretaceous
Removed eutherians as having appeared for first time - one eutherian found from Jurassic as of 2011 as per reference in wikipedia article on eutheria.