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Palaeontology

Jurassic fossils and mammalian antiquity

Two new Jurassic fossils yield conflicting reconstructions of the mammalian tree. These divergent genealogies have profoundly different implications for the origin and early diversification of mammals. See Article p.163 & Letter p.199

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Figure 1: Alternative interpretations of early mammalian history.

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Correspondence to Richard L. Cifelli or Brian M. Davis.

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Cifelli, R., Davis, B. Jurassic fossils and mammalian antiquity. Nature 500, 160–161 (2013). https://doi.org/10.1038/500160a

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