TABLE 2 in Limb histology of the Triassic stem turtles Proterochersis porebensis Szczygielski & Sulej, 2016 and Proganochelys quenstedtii Baur, 1887 with insights into growth patterns of early turtles

TABLE 2. — Measured and estimated lengths of studied Proterochersis porebensis Szczygielski & Sulej, 2016 stylopodial bones. BoneSpecimen numberLength as preserved (cm)Estimated length (distal depth/length ratio) (cm)Estimated length (extrapolation based on complete) (cm)Used forHumerusZPAL V. 39/5010.610.6–CTZPAL V. 39/1567.77.6–CTZPAL V. 39/4333.8 (incomplete)8.2–HistologyZPAL V. 39/4392.2 (incomplete)4.7–HistologyZPAL V. 39/4465.85.9–CTFemurZPAL V. 39/4812.712.312.7–ZPAL V. 39/43214.014.514.0CTZPAL V. 39/4992.7 (incomplete)5.68.8HistologyZPAL V. 39/5006.6 (incomplete)12.813.0Histology