Welcome to the Date-a-Clade service for the molecular tree of life

To find out more, move your mouse over the cladogram below and click on a node.
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Donoghue, P.C.J. 2007. Rocks and clocks: calibrating the Tree of Life using fossils and molecules. Trends in Ecology and Evolution (in press).

Benton, M.J. and Donoghue, P.C.J. 2006. Paleontological Evidence to Date the Tree of Life. Molecular Biology and Evolution 24(1):26-53. The paper is available at the Molecular Biology and Evolution website.