Telling the Evolutionary Time: Molecular Clocks and the Fossil Record

when investigating Cambrian divergences. Incorporation of this variance into the confidence
intervals greatly widens them but also provides a far more realistic reflection of the true

Figure 3.5

Current consensus molecule based metazoan phylogeny, as described in Adoutte

et al.

(2000).

PHYLOGENETIC FUSES AND EVOLUTIONARY ‘EXPLOSIONS’ 53