Author:
Kjellstrжm,G.
Year:
1971
Title:
Ordovician microplankton (baltisphaerids) from the Grotlingbo borehole No.1 in Gotland, Sweden.
Reference:
Kjellstrжm,G. (1971) Ordovician microplankton (baltisphaerids) from the Grotlingbo borehole No.1 in Gotland, Sweden. Sveriges Geologiska Undersжkning, Serie C Vol. 65 # 1 P. 1- 75
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Genus Species Country(Region) From To
Baltisphaeridium Baltisphaeridium trichophorum Sweden Early Ordovician
Baltisphaeridium Baltisphaeridium trifurcatum Nd Nd
Baltisphaeridium Baltisphaeridium triradiatum sp. nov. Sweden Middle Ordovician
Baltisphaeridium Baltisphaeridium verrucatum sp. nov. Sweden Middle Ordovician
Goniosphaeridium Goniosphaeridium Baltic Arenigian
Goniosphaeridium Goniosphaeridium conjunctum sp. nov. Sweden Middle Ordovician
Goniosphaeridium Goniosphaeridium connectum sp. nov. Sweden Middle Ordovician
Hystrichosphaeridium Hystrichosphaeridium hirsutoides Nd Nd
Multiplicisphaeridium Multiplicisphaeridium bifurcatum Sweden Middle Ordovician
Multiplicisphaeridium Multiplicisphaeridium continuatum Sweden Middle Ordovician
Multiplicisphaeridium Multiplicisphaeridium corallinum Sweden Middle Ordovician
Multiplicisphaeridium Multiplicisphaeridium digitatum Sweden Middle Ordovician
Orthosphaeridium Orthosphaeridium Nd Nd
Orthosphaeridium Orthosphaeridium rectangulare Sweden Middle Ordovician
Orthosphaeridium Orthosphaeridium trabeculatum sp. nov. Sweden Middle Ordovician
Ovum Ovum hispidum Nd Nd
Peteinosphaeridium Peteinosphaeridium aequifurcatum sp. nov. Sweden Middle Ordovician