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Evolutionary biology

Re-crowning mammals

The evolutionary history of mammals is being tackled both through molecular analyses and through morphological studies of fossils. The 'molecules versus morphology' debate remains both vexing and vibrant.

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Figure 1: Two views (simplified) of the diversification of the major orders of modern placental mammals.


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Cifelli, R., Gordon, C. Re-crowning mammals. Nature 447, 918–920 (2007).

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