Radula tanaiensis sp. nov. and R. heinrichsii Feldberg et al. A–E. R. tanaiensis, GZG.BST.22042 (Müller BuB4329), holotype; A. Gametophyte, ventral; B. Lobe and lobule, ventral (lobule indicated by black arrow); C. Lower part of Radula-type branch; D. Medial lobe cells; E. Marginal lobe cells with thickened free exterior walls (indicated by white arrow); F, G. R. heinrichsii, GZG.BST.22023 (Müller BuB3683), holotype; F. Gametophyte with microphyllous (amentulose) branches (indicated by asterisks), ventral; G. Lobe cells with central mamillae.

  Part of: Feldberg K, Schäfer-Verwimp A, Li Y, Renner MAM (2022) Extending the diversity of the bryoflora in Kachin amber (Myanmar), with the description of Radula patrickmuelleri, sp. nov. and R. tanaiensis, sp. nov. (Jungermanniopsida, Porellales, Radulaceae). Fossil Record 25(1): 213-230. https://doi.org/10.3897/fr.25.82362