Article
Assembly of the eastern North American herpetofauna: new evidence from lizards and frogs.
Biology letters - 22 Sept 2006
Macey J Robert, Schulte James A, Strasburg Jared L, Brisson Jennifer A, Larson Allan, Ananjeva Natalia B, Wang Yuezhao, Parham James F, Papenfuss Theodore J
Abstract excerpt
Darwin first recognized the importance of episodic intercontinental dispersal in the establishment of worldwide biotic diversity. Faunal exchange across the Bering Land Bridge is a major example of such dispersal. Here, we demonstrate with mitochondrial DNA evidence that three independent dispersal events from Asia to North America are the source for almost all lizard taxa found in continental eastern North...
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