Wysocki, M.A., Feranec, R.S., Tseng, Z.J., Bjornsson, C.S., 2015. Using a Novel Absolute Ontogenetic Age Determination Technique to Calculate the Timing of Tooth Eruption in the Saber-Toothed Cat, Smilodon fatalis.. PLOS ONE 10, e0129847. doi:10.1371/journal.pone.0129847