Author:
Vakhrameev,V.A.
Year:
1969
Title:
Separation of Stages in the Middle Jurassic of Southern Regions of the USSR from paleobotanical data.
Foreign title:
Yarushoe Raschlenenie Srednei Yury Yuzhnykh Raiono v SSSR i dannye Paleobotaniki
Reference:
Vakhrameev,V.A. (1969) Separation of Stages in the Middle Jurassic of Southern Regions of the USSR from paleobotanical data. [ Yarushoe Raschlenenie Srednei Yury Yuzhnykh Raiono v SSSR i dannye Paleobotaniki ] Annales Instituti Geologici Publici Hungarici,(Budapest) Vol. 54 # 2 P. 527- 533
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Genus Species Country(Region) From To
Brachyphyllum Brachyphyllum USSR Callovian
Classopollis Classopollis USSR Middle Toarcian Callovian
Coniopteris Coniopteris USSR Middle Toarcian Bathonian
Gleicheniaceae Gleicheniaceae USSR Bajocian
Klukisporites Klukisporites variegatus USSR Middle Toarcian Aalenian
Marattisporites Marattisporites scabratus USSR Middle Toarcian Late Toarcian
Pagiophyllum Pagiophyllum USSR Callovian
Tripartina Tripartina variabilis USSR Middle Toarcian Late Toarcian