The world’s oldest known snake fossils: Rolling back the clock by nearly 70 million years

27 enero 2015

Fossilized remains of four ancient snakes have been dated between 140 and 167 million years old — nearly 70 million years older than the previous record of ancient snake fossils — and are changing the way we think about the origins of snakes.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/YvIgTjEJo-0/150127122446.htm

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