Telling the Evolutionary Time: Molecular Clocks and the Fossil Record

with individual genes, using the separate rates displayed in Table 1.3 (see also the
estimates of Rodríguez-Trelles et al. 2001a, Table 1.2).

Acknowledgements

F.R-T. and R.T. have received support from contracts Ramón y Cajal and Doctor 13P,
respectively, from the Ministerio de Ciencia y Technología (Spain). Research supported
by NIH grant GM42397 to F.J.A.

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MOLECULAR CLOCKS: WHENCE AND WHITHER? 23