Illustration of the fitting procedure of the V-shape of the Tirela/Klumpkea family for N ranging between 8 and 16, where N is the number of objects contained within a bin. The blue points are the family members, the black circles are the points used for the fit, the black lines are the fitted V-shapes and the red dashed lines are the bin subdivisions. The title of each panel reports the values of the inner slope, the outer slope, and their ratio.