Supplemental Table S1; Supplemental Figure S2; Supplemental Figure S3; Supplemental file S4; Supplemental Figure S5; Supplemental Figure S6; Supplemental Figure S7 from Extreme growth plasticity in the early branching sauropodomorph Massospondylus carinatus

Provenance information of specimens included in the study. Asterisks indicate specimens for which slides were available from Chinsamy’s (1993) study.; Line drawings of femoral osteohistological sections of Massospondylus carinatus ontogenetic series. A, BP/1/5143 (FC=83 mm). B, BP/1/4267 (FC=85 mm). C, BP/1/4747 (FC=95 mm). D, BP/1/4777 (FC=105.75 mm). Green line represents the outline of the medullary cavity. Red lines represent LAGs. Dashed lines represent inferred lines. Black hashed lines represent broken portions of the sections. Scale bars = 4000 μm; Line drawings of femoral osteohistological sections of Massospondylus carinatus ontogenetic series. A, NMQR3055 (FC=114 mm). B, BP/1/5241 (FC=145 mm). C, BP/1/5108 (FC=145 mm). Red lines represent LAGs. Dashed lines represent inferred lines. Black hashed lines represent broken portions of the section. Scale bars = 4000 μm; Additional methods and discussion points.; Femoral osteohistology of Massospondylus carinatus specimens. A, BP/1/5347a (FC=4.9 mm). B, BP/1/5253 (FC=50.5 mm). C, BP/1/4266 (FC=75 mm). D, BP/1/5238 (FC=81 mm). E, BP/1/5143 (FC=83 mm). F, BP/1/4267 (FC=85 mm). G, BP/1/4751 (FC=93 mm). H, BP/1/4747 (FC=95 mm). White arrowheads indicate LAGs and yellow arrowheads indicate double and triple LAGs. Scale bars = 500 μm; Femoral osteohistology of Massospondylus carinatus specimens. A, BP/1/5193 (FC=100 mm). B, BP/1/5397 (FC=100 mm). C, BP/1/4777 (FC=105.75 mm). D, BP/1/4693 (FC=112 mm). E, NMQR3055 (FC=114 mm). F, BP/1/4860 (FC=143mm). G, BP/1/5241 (FC=145 mm). H, BP/1/4998 (FC=145 mm). White arrowheads indicate LAGs and yellow arrowheads indicate double and triple LAGs. Scale bars = 500 μm; Femoral osteohistology of Massospondylus carinatus specimens. A, BP/1/5108 (FC=145 mm). B, BP/1/4861 (FC=159 mm). C, BP/1/4928 (FC=160 mm). D, BP/1/4934 (FC=214 mm). White arrowheads indicate LAGs and yellow arrowheads indicate double and triple LAGs. Scale bars = 1000 μm