A new species of the genus Tumidopteris Naugolnykh from the Permian of the Pechora Cis-Urals, Russia

Pages 270-278
DOI 10.37520/fi.2020.022
Keywords ferns, Permian, new taxa, morphology, sori, Angaraland, evolution
Type of Article Peer-reviewed
Citation NAUGOLNYKH, Serge V.. A new species of the genus Tumidopteris Naugolnykh from the Permian of the Pechora Cis-Urals, Russia. Fossil Imprint / Acta Musei Nationalis Pragae, Series B – Historia Naturalis. Prague: National Museum, 2020, 76(2), 270-278. DOI: https://doi.org/10.37520/fi.2020.022. ISSN 2533-4050 (tisk), 2533-4069 (online). Also available from: https://publikace.nm.cz/en/periodicals/fiamnpsbhn/76-2/a-new-species-of-the-genus-tumidopteris-naugolnykh-from-the-permian-of-the-pechora-cis-urals-russia
Fossil Imprint / Acta Musei Nationalis Pragae, Series B – Historia Naturalis | 2020/76/2

The paper considers a new species of gleicheniacean fern Tumidopteris astra Naugolnykh sp. nov. from the Lower Permian (Kungurian) and the Middle Permian (Roadian) deposits of the Pechora coal-basin, Russia. The new species is characterized both by macromorphology of the fertile and sterile pinnules and micromorphology of the sori and sporangia. Morphology of the most closely related leptosporangiate ferns is discussed.

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