AHR1985                 Body Mass Estimates Using Anderson et al.
                        (1985)
CF2004                  Body Mass Estimates Using Christiansen and
                        Farina (2004)
CM1992                  Body Mass Estimates Using Campbell and Marcus
                        (1992)
DME                     Developmental Mass Extrapolation
MASSTIMATE              Body mass estimation equations for vertebrates
MASSunite               Body mass comparisons, projecting
                        reconstructions onto an extant standard
MCF2004                 Body Mass Estimates Using Mazzetta et al.
                        (2004)
MR                      Body Mass Estimates Using Campione and Evans
                        (2012)
OH2012                  Body Mass Estimates Using O'Gorman & Hone
                        (2012)
QE                      Body Mass Estimates Using Combined Humeral and
                        Femoral Circumferences
bipeds                  Body Mass Estimates Using cQE, AHR1985, CF2004,
                        and CM1992
cQE                     Body Mass Estimates Using Bipedal Correction
                        Factor
dino_comparisons        Reconstruction body masses and associated limb
                        circumference data from Campione & Evans (2020)
dinos                   Dinosaur data from Campione and Evans 2012
dinosbip                Dinosaur data from Campione et al. (2014)
extants                 Extant limb data from Campione and Evans 2012
mod_OLS                 Extant standard using a linear, ordinary least
                        squares model
mod_QUAD                Extant standard using a non-linear, quadratic
                        model
ppe                     Percent Prediction Error
quadrupeds              Body Mass Estimates Using QE, MR, AHR1985, and
                        MCF2004
see                     Standard Error of the Estimate
