Author:
Birkis,A.P.;Brangulis,A.P.;Volkova,N.A.;Razanov,A.Y.
Year:
1970
Title:
New data on the Cambrian stratigraphy of Western Latvia
Foreign title:
Novyye dannyye po stratigrafii Zapadnoy Latvii
Reference:
Birkis,A.P. et al. (1970) New data on the Cambrian stratigraphy of Western Latvia [ Novyye dannyye po stratigrafii Zapadnoy Latvii ] Doklady Akademii Nauk SSSR Vol. 195 # 4 P. 907- 910
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Genus Species Country(Region) From To
Baltisphaeridium Baltisphaeridium cerinum USSR(Latvian SSR) Early Cambrian
Baltisphaeridium Baltisphaeridium dubium USSR(Latvian SSR) Early Cambrian
Baltisphaeridium Baltisphaeridium orbiculare USSR(Latvian SSR) Early Cambrian
Micrhystridium Micrhystridium tornatum USSR(Latvian SSR) Early Cambrian Middle Cambrian
Micrhystridium Micrhystridium pallidum USSR(Latvian SSR) Early Cambrian
Archaeodiscina Archaeodiscina umbonulata USSR(Latvian SSR) Early Cambrian Middle Cambrian
Tasmanites Tasmanites sp USSR(Latvian SSR) Early Cambrian
Leiosphaeridia Leiosphaeridia type B sp. nov. USSR(Latvian SSR) Early Cambrian Middle Cambrian
Leiomarginata Leiomarginata simplex USSR(Latvian SSR) Early Cambrian
Granomarginata Granomarginata squamacea USSR(Latvian SSR) Early Cambrian
Baltisphaeridium Baltisphaeridium ciliosum USSR(Latvian SSR) Early Cambrian Middle Cambrian
Baltisphaeridium Baltisphaeridium compressum USSR(Latvian SSR) Early Cambrian
Baltisphaeridium Baltisphaeridium varium USSR(Latvian SSR) Early Cambrian
Micrhystridium Micrhystridium spinosum USSR(Latvian SSR) Early Cambrian Middle Cambrian
Micrhystridium Micrhystridium parvum USSR(Latvian SSR) Early Cambrian
Micrhystridium Micrhystridium dissimilare USSR(Latvian SSR) Early Cambrian Middle Cambrian
Estiastra Estiastra minima USSR(Latvian SSR) Early Cambrian