Author:
Tynni,R.
Year:
1975
Title:
Ordovician hystrichospheres and chitinozoans in limestone from the Bothnian Sea.
Reference:
Tynni,R. (1975) Ordovician hystrichospheres and chitinozoans in limestone from the Bothnian Sea. Geological Survey of Finland, Bulletin # 279 P. 5- 59
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Genus Species Country(Region) From To
Baltisphaeridium Baltisphaeridium robustum Finland Middle Ordovician
Baltisphaeridium Baltisphaeridium sp.1 sp. nov. Finland Middle Ordovician
Baltisphaeridium Baltisphaeridium spinigerum Finland Middle Ordovician
Baltisphaeridium Baltisphaeridium ternatum Finland Middle Ordovician
Baltisphaeridium Baltisphaeridium trichophorum Finland Middle Ordovician
Baltisphaeridium Baltisphaeridium trichophorum Finland Middle Ordovician
Baltisphaeridium Baltisphaeridium verrucatesspinosa Finland Middle Ordovician
Baltisphaeridium Baltisphaeridium verrucatum Finland Middle Ordovician
Conochitina Conochitina Finland Middle Ordovician
Conochitina Conochitina cactacea Finland Middle Ordovician
Conochitina Conochitina cervicornis Finland Middle Ordovician
Conochitina Conochitina conulus Finland Middle Ordovician
Conochitina Conochitina micracantha Finland Middle Ordovician
Conochitina Conochitina micracantha sp. nov. Finland Middle Ordovician
Conochitina Conochitina micracantha Finland Middle Ordovician
Conochitina Conochitina micracantha Finland Middle Ordovician
Conochitina Conochitina micracantha Finland Middle Ordovician