A series for the category charts like the radar ones.
A series for the category charts like the pie ones.
A series for the multiple category charts like the doughnut.
A class to encapsulate the definition of a point.
A series for the range category charts like the range bar.
A series for the date / time charts.
A series that includes 0 to many XYSeries.
An XY series encapsulates values for XY charts like line, time, area, scatter...
An extension of the XY series which adds a third dimension.