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Re: (fwd) Mammals as a cause of Dinosaur extinction

> Insectivores=
> (basically a generic placental)

 Actually this "Insectivore-generic placental" group constitutes many 
groups of mammals: Triconodontia, Docodonta, Symmetrodonta, and the " 
Theria of Meta-theria" grade. These groups range from little relation 
to, to very close to placentals.


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