A–E. Thysananthus patrickmuelleri sp. nov. (A–E, Patrick Müller amber collection, MEX71) and a representative of Ptychanthoideae (F, Stuttgart State Museum of Natural History, Mx357) from Mexican amber. A. Branched gametophyte of Thysananthus patrickmuelleri in dorso-lateral view; B. Left shoot with erect-spreading leaves similar to MEX70 and right shoot with spreading leaves similar to holotype GZG.BST.22086; C. Lower part with several flagelliform branches, the one on the left becoming main shoot-like; D. Flagelliform branch in ventral view; E. Detail of the main shoot in ventral view; F. Ptychanthoideae sp., gametophyte in ventral view.

 
 
  Part of: Feldberg K, Kaasalainen U, Mamontov YS, Gradstein SR, Schäfer-Verwimp A, Divakar PK, Schmidt AR (2025) Extending the fossil record of Miocene neotropical epiphyte communities. Fossil Record 28(1): 79-102. https://doi.org/10.3897/fr.28.137758