Author:
Timofeev,B.V.;German,T.N.;Mikhalova,M.S.
Year:
1976
Title:
Microfossils of the Precambrian, Cambrian and Ordovician.
Foreign title:
Mikrofitofossilii Dokembriya,Kembriya i Ordovika.
Reference:
Timofeev,B.V. et al. (1976) Microfossils of the Precambrian, Cambrian and Ordovician. [ Mikrofitofossilii Dokembriya,Kembriya i Ordovika. ] Trudy Institut Geologii i Geokhronologii Dokembirya,Akademiya Nauk SSR,Leningrad,Nauk P. 1- 106
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Genus Species Country(Region) From To
Conochitina Conochitina sp USSR(Vologda) Middle Ordovician
Lagenochitina Lagenochitina sp USSR(Vologda) Middle Ordovician
Rhabdochitina Rhabdochitina sp USSR(Vologda) Middle Ordovician
Orygmatosphaeridium Orygmatosphaeridium ruminatum USSR(Vologda) Middle Ordovician
Baltisphaeridium Baltisphaeridium stellaeforme USSR(Vologda) Middle Ordovician
Veryhachium Veryhachium nasicum USSR(Vologda) Middle Ordovician
Veryhachium Veryhachium reductum USSR(Vologda) Middle Ordovician
Veryhachium Veryhachium trisphaeridium USSR(Vologda) Middle Ordovician
Baltisphaeridium Baltisphaeridium annulatum USSR(Vologda) Middle Ordovician
Sphaerochitina Sphaerochitina llorona USSR(Vologda) Middle Ordovician
Cyathochitina Cyathochitina sp USSR(Vologda) Middle Ordovician
Polyforama Polyforama biloculasis USSR(Vologda) Middle Ordovician
Polyforama Polyforama inaequalis USSR(Vologda) Middle Ordovician
Polyforama Polyforama medialis USSR(Vologda) Middle Ordovician
Polyforama Polyforama minor USSR(Vologda) Middle Ordovician
Polyforama Polyforama simplex USSR(Vologda) Middle Ordovician
Polyforama Polyforama trivialis USSR(Vologda) Middle Ordovician