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
Domasia Domasia delmeri USSR(Russian Platform) Tremadocian
Domasia Domasia delmeri Belgium Tarannon
Domasia Domasia elongata USSR(Russian Platform) Late Llandoverian Wenlockian
Domasia Domasia ovalie USSR(Russian Platform) Wenlockian
Domasia Domasia ovalie sp. nov. USSR(Estonian SSR) Early Wenlockian
Domasia Domasia triangularia sp. nov. USSR(Yaroslav) Tremadocian
Granomarginata Granomarginata delicata USSR(Russian Platform) Ordovician Silurian
Granomarginata Granomarginata delicata USSR(Kalinin) Middle Ordovician
Granomarginata Granomarginata sokolovi USSR(Russian Platform) Ordovician Silurian
Hystrichosphaeridium Hystrichosphaeridium arrectum USSR(Russian Platform) Arenigian Early Caradocian
Hystrichosphaeridium Hystrichosphaeridium arrectum USSR(Pre-Baltic) Early Ordovician Middle Ordovician
Hystrichosphaeridium Hystrichosphaeridium brevifurcatum USSR(Estonian SSR) Llanvirnian
Hystrichosphaeridium Hystrichosphaeridium brevifurcatum Baltic Late Llandoverian
Hystrichosphaeridium Hystrichosphaeridium cristatum USSR(Russian Platform) Tremadocian
Hystrichosphaeridium Hystrichosphaeridium polyradiatum USSR(Russian Platform) Arenigian Middle Ordovician
Hystrichosphaeridium Hystrichosphaeridium polyradiatum USSR(Russian Platform) Early Ordovician
Hystrichosphaeridium Hystrichosphaeridium trifurcatum USSR(Russian Platform) Caradocian