Author:
Umnova,N.I.;Vanderflint,E.K.
Year:
1971
Title:
Acritarch assemblages from the Cambrian and Early Ordovician sediments of western and northwestern Russian Platform. (In: Palynology research in Byelorussia and other Regions of the USSR)
Foreign title:
Kompleksy akritarkh kembriiskikh i nizhneordovik skikh otlozhenii zapada i severozapada Russkoi Platformy. (In: Palinologicheskie issledovaniya v Belorussii i Drugikh Raionah SSSR)
Reference:
Umnova,N.I. et al. (1971) Acritarch assemblages from the Cambrian and Early Ordovician sediments of western and northwestern Russian Platform. (In: Palynology research in Byelorussia and other Regions of the USSR) [ Kompleksy akritarkh kembriiskikh i nizhneordovik skikh otlozhenii zapada i severozapada Russkoi Platformy. (In: Palinologicheskie issledovaniya v Belorussii i Drugikh Raionah SSSR) ] Nauka i Tekhniki,Minsk, Belnigri P. 45- 72
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Genus Species Country(Region) From To
Micrhystridium Micrhystridium pallidum USSR(Russian Platform) Early Cambrian
Micrhystridium Micrhystridium pusillum USSR(Russian Platform) Early Cambrian
Micrhystridium Micrhystridium stellatum USSR(Russian Platform) Tremadocian
Micrhystridium Micrhystridium stellatum USSR(Russian Platform) Tremadocian
Micrhystridium Micrhystridium tornatum USSR(Russian Platform) Cambrian Tremadocian
Microconcentrica Microconcentrica aculeata sp. nov. USSR(Russian Platform) Tremadocian
Microconcentrica Microconcentrica atava USSR(Russian Platform) Cambrian Tremadocian
Microconcentrica Microconcentrica orbiculata USSR(Russian Platform) Cambrian Tremadocian
Microconcentrica Microconcentrica typica USSR(Russian Platform) Early Cambrian
Ooidium Ooidium rossicum USSR(Russian Platform) Tremadocian
Orygmatosphaeridium Orygmatosphaeridium ruminatum USSR(Russian Platform) Tremadocian
Oscillatorites Oscillatorites sp USSR(Russian Platform) Early Cambrian Middle Cambrian
Protoleiosphaeridium Protoleiosphaeridium conglutinatum USSR(Russian Platform) Early Cambrian
Protoleiosphaeridium Protoleiosphaeridium sp USSR(Russian Platform) Early Cambrian Middle Cambrian
Spumiosa Spumiosa sp USSR(Russian Platform) Early Cambrian
Sulcatosphaeridium Sulcatosphaeridium glabrum sp. nov. USSR(Russian Platform) Early Cambrian
Sulcatosphaeridium Sulcatosphaeridium incrustatum sp. nov. USSR(Russian Platform) Middle Cambrian