R code for body mass and integument data from Tyrannosauroid integument reveals conflicting patterns of gigantism and feather evolution R. BellPhil E. CampioneNicolás PersonsW. Scott J. CurriePhilip L. LarsonPeter H. TankeDarren BakkerRobert T. 2017 R code for Tyrannosauroidea body mass estimates and integument data.