GTS2012                 Geological Timescale 2012
GTS2020                 Geological Timescale 2020
axis_geo                Add an axis with a geological timescale
bin_lat                 Assign fossil occurrences to latitudinal bins
bin_space               Assign fossil occurrences to spatial bins
bin_time                Assign fossil occurrences to time bins
group_apply             Apply a function over grouping(s) of data
interval_key            Example dataset: Interval key for the look_up
                        function
lat_bins                Generate equal-width latitudinal bins
lat_bins_area           Generate equal-area latitudinal bins
lat_bins_degrees        Generate equal-width latitudinal bins
look_up                 Look up geological intervals and assign
                        geological stages
palaeorotate            Palaeorotate fossil occurrences
phylo_check             Check phylogeny tip names
reefs                   Example dataset: Phanerozoic reefs from the
                        PaleoReefs Database
tax_certainty           Classify the certainty of taxonomic
                        identifications
tax_check               Taxonomic spell check
tax_expand_lat          Generate pseudo-occurrences from latitudinal
                        range data
tax_expand_time         Generate pseudo-occurrences from temporal range
                        data
tax_range_space         Calculate the geographic range of fossil taxa
tax_range_strat         Generate a stratigraphic section plot
tax_range_time          Calculate the temporal range of fossil taxa
tax_unique              Filter occurrences to unique taxa
tetrapods               Example dataset: Early tetrapod data from the
                        Paleobiology Database
time_bins               Generate time bins
