Umnova,N.I.

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
Baltisphaeridium	Baltisphaeridium minor	England(Staffordshire)	Cambrian
Veryhachium	Veryhachium visbyense	Sweden	Middle Gothlandian
Baltisphaeridium	Baltisphaeridium visbyense	Sweden	Middle Gothlandian
Trachysphaeridium	Trachysphaeridium hyalinum	USSR	Early Cambrian
Trachytriletes	Trachytriletes hyalinus	USSR	Early Cambrian
Trachysphaeridium	Trachysphaeridium incrassatum	USSR	Early Cambrian
Trachytriletes	Trachytriletes incrassatus	USSR	Early Cambrian
Leiopsophosphaera	Leiopsophosphaera simplicissima	USSR	Early Cambrian
Leiotriletes	Leiotriletes simplicissimus	USSR	Early Cambrian
Leiopsophosphaera	Leiopsophosphaera corrugata	USSR(Estonian SSR)	Arenigian
Peteinosphaeridium	Peteinosphaeridium nudum	USSR(Estonian SSR)	Llanvirnian
Multiplicisphaeridium	Multiplicisphaeridium canadense	USSR(Estonian SSR)	Late Caradocian
Lophosphaeridium	Lophosphaeridium baculatum sp. nov.	USSR(Estonian SSR)	Late Llandoverian
Lophosphaeridium	Lophosphaeridium pilosum	USSR(Estonian SSR)	Late Ludlovian
Lophosphaeridium	Lophosphaeridium rarum	USSR(Estonian SSR)	Arenigian
Lophosphaeridium	Lophosphaeridium lobatum sp. nov.	USSR(Estonian SSR)	Middle Llandoverian
Lophomarginata	Lophomarginata deplanata sp. nov.	USSR(Estonian SSR)	Early Wenlockian