Asaphidae               Phylogeny and age data for the Asaphidae
DatePhylo               Calculates branch lengths for a topology
Dipnoi                  Phylogeny and age data for dipnoans (lungfish)
FindDescendants         Finds the tip numbers descending from a
                        specific node in a phylo object.
StratPhyloCongruence    Calculates fit to stratigraphy metrics for a
                        set of tree(s).
UKzones                 British regional stages for the Ordovician
geoscalePhylo           Plots a phylogeny against the geological time
                        scale.
strap-package           Stratigraphic Tree Analysis for Palaeontology
