Integrating fossils in a molecular-based phylogeny and testing them as calibration points for divergence time estimates in Menispermaceae
Frédéric M.B. JACQUES, Wei WANG, Rosa Del C. ORTIZ, Hong-Lei LI, Zhe-Kun ZHOU, Zhi-Duan CHEN
J Syst Evol . 2011, (1): 25 -49 .  DOI: 10.1111/j.1759-6831.2010.00105.x