TY - BOOK ID - 128685343 TI - Qasimia gen. nov., an early Marattia-like fern from the Permian of Saudi Arabia. Gemellitheca gen. nov., a fertile pecopterid fern from the upper Permian of the Middle East. Occurrence of a characteristic Wealden fern (Weichselia reticulata) in the Wasia Formation, central Saudia Arabia. AU - Hill, C. R. AU - El-Khayal, A. A. AU - Wagner, Robert Herman PY - 1985 PB - Leiden : Rijksmuseum van Geologie en Mineralogie, DB - UniCat KW - Qasimia KW - Paleobotany KW - Paleobotany KW - Gemellitheca KW - Gemellitheca KW - Paleobotany KW - Weichselia reticulata KW - Paleobotany KW - Paleobotany UR - https://www.unicat.be/uniCat?func=search&query=sysid:128685343 AB - ER -