Supplemental Material: Fossilized reproductive modes reveal a protistan affinity of Chitinozoa Yan Liang et al. 10.1130/GEOL.S.12735848.v1 https://gsapubs.figshare.com/articles/journal_contribution/Supplemental_Material_Fossilized_reproductive_modes_reveal_a_protistan_affinity_of_Chitinozoa/12735848 Extended introduction to the materials and methods, Figures S1–S4, Tables S1 and S2, and supplemental movies (Movies S1–S3).<br> 2020-07-29 22:28:36 Ordovician morphology ultrastructure biological affinity Chitinozoan