Fossil flora from the Kazanian (Middle Permian) Iva-Gora locality, Soyana River, Arkhangelsk Region, Russia

© 2015, Pleiades Publishing, Ltd. A floral assemblage from the Iva-Gora locality (middle reaches of the Soyana River, Arkhangelsk Region) is described. The flora includes lycopsids, sphenophytes, ferns, peltasperms (order Peltaspermales, families Peltaspermaceae and Angaropeltaceae), conifers, and v...

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Bibliographic Details
Main Author: Naugolnykh S.
Format: Article in Journal/Newspaper
Language:unknown
Published: 2015
Subjects:
gymnosperms
Kazanian
morphology
new taxa
paleobotany
Permian
pteridophytes
roots
seeds
Gora
Pleiades
Soyana
Arkhangelsk
Online Access:https://openrepository.ru/article?id=180737
Description
Summary:© 2015, Pleiades Publishing, Ltd. A floral assemblage from the Iva-Gora locality (middle reaches of the Soyana River, Arkhangelsk Region) is described. The flora includes lycopsids, sphenophytes, ferns, peltasperms (order Peltaspermales, families Peltaspermaceae and Angaropeltaceae), conifers, and vojnovskians (order Vojnovskyales). A new genus of isolated seeds, Megasylvella gen. nov., is established. Praephylladoderma sojanaeana (Zalessky, 1937) Naugolnykh, comb. nov., emend. nov. is newly combined. The new species Megasylvella ivagorica Naugolnykh, sp. nov. and Radicites trimorphus Naugolnykh, sp. nov. are described.

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