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
Google Academy:
try to search by title in english or foreign title
Genus Species Country(Region) From To
Schismatosphaeridium Schismatosphaeridium similis sp. nov. USSR(Yaroslav) Early Gothlandian
Sulcatosphaeridium Sulcatosphaeridium incomptum USSR(Russian Platform) Early Gothlandian
Sulcatosphaeridium Sulcatosphaeridium inconspicuum USSR(Russian Platform) Ordovician Silurian
Sulcatosphaeridium Sulcatosphaeridium inconspicuum sp. nov. USSR(Latvian SSR) Middle Caradocian
Sulcatosphaeridium Sulcatosphaeridium marginatum USSR(Russian Platform) Middle Ordovician Early Gothlandian
Sulcatosphaeridium Sulcatosphaeridium ovale USSR(Russian Platform) Ordovician Silurian
Sulcatosphaeridium Sulcatosphaeridium pilosellum USSR(Russian Platform) Late Ordovician Silurian
Sulcatosphaeridium Sulcatosphaeridium pilosellum sp. nov. USSR(Estonian SSR) Late Caradocian
Sulcatosphaeridium Sulcatosphaeridium tenuirugosum USSR(Russian Platform) Middle Ordovician Early Gothlandian
Sulcatosphaeridium Sulcatosphaeridium tuberculatum USSR(Russian Platform) Ordovician
Sulcatosphaeridium Sulcatosphaeridium tuberculatum sp. nov. USSR(Yaroslav) Early Caradocian
Sulcatosphaeridium Sulcatosphaeridium tuberculiformis USSR(Russian Platform) Middle Ordovician Early Gothlandian
Sulcatosphaeridium Sulcatosphaeridium tuberculiformis sp. nov. USSR(Yaroslav) Early Caradocian
Tasmanites Tasmanites sp sp. nov. USSR(Russian Platform) Ordovician Silurian
Trachymarginata Trachymarginata delicata USSR(Russian Platform) Ordovician Silurian
Trachymarginata Trachymarginata delicata USSR(Kalinin) Middle Ordovician
Trachyoligotriletes Trachyoligotriletes asperatus USSR(Russian Platform) Ordovician Silurian