Author:
Umnova,N.I.
Year:
1975
Title:
Ordovician and Silurian acritarchs of the Moscow Basin and Prebaltic
Foreign title:
Akritarkhi Ordovika i Silura Moskovskovi Sineklizy i Prebaltiki
Reference:
Umnova,N.I. (1975) Ordovician and Silurian acritarchs of the Moscow Basin and Prebaltic [ Akritarkhi Ordovika i Silura Moskovskovi Sineklizy i Prebaltiki ] Izdatelstvo Nedra,Moscow P. 1- 167
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Genus Species Country(Region) From To
Leiopsophosphaera Leiopsophosphaera ordinatoplicata sp. nov. USSR(Kalinin) Early Gothlandian
Leiopsophosphaera Leiopsophosphaera corrugata sp. nov. USSR(Kalinin) Early Gothlandian
Lophosphaeridium Lophosphaeridium isotuberculatum sp. nov. USSR(Kalinin) Llandoverian
Lophosphaeridium Lophosphaeridium clivosum sp. nov. USSR(Kalinin) Llandoverian
Micrhystridium Micrhystridium incertum USSR(Kalinin) Early Caradocian
Baltisphaeridium Baltisphaeridium dentatum sp. nov. USSR(Kalinin) Llandoverian
Dictyosphaeridium Dictyosphaeridium explicatum sp. nov. USSR(Kalinin) Late Ludlovian
Multiplicisphaeridium Multiplicisphaeridium retiformie sp. nov. USSR(Kalinin) Tremadocian
Multiplicisphaeridium Multiplicisphaeridium dentatum sp. nov. USSR(Kalinin) Tremadocian
Trachyrytidodiacrodium Trachyrytidodiacrodium enucleatum sp. nov. USSR(Kalinin) Tremadocian
Ooidium Ooidium unicum sp. nov. USSR(Kalinin) Llandoverian
Dactylofusa Dactylofusa compacta sp. nov. USSR(Kalinin) Late Ludlovian
Dactylofusa Dactylofusa mucronata sp. nov. USSR(Kalinin) Arenigian
Leiofusa Leiofusa rugosa sp. nov. USSR(Kalinin) Late Ludlovian
Leiofusa Leiofusa filifera sp. nov. USSR(Kalinin) Early Wenlockian
Leiofusa Leiofusa minima sp. nov. USSR(Kalinin) Late Ludlovian
Deunffia Deunffia orbiculata sp. nov. USSR(Kalinin) Llandoverian