The comparative method for evaluating fossil calibration dates: a reply to Hedges and Kumar.
Reisz
Robert R
RR
Müller
Johannes
J
D000818:Animals; D001717:Birds; D002138:Calibration; D019143:Evolution, Molecular; D005580:Fossils; D008322:Mammals; D010802:Phylogeny; D013997:Time Factors