| geoscale-package | Geological Time Scale Plotting |
| biozones | Ammonite biozone ages for the Upper Cretaceous |
| geoscale | Geological Time Scale Plotting |
| geoscaleBox | Geological box plots. |
| geoscalePlot | Geological time scale plotting. |
| size | Body-size data from trilobite specimens |
| timescales | Geological time scale from Harland et al., (2012) |
| traits | A time-series for one trait. |