Author:
Le H©riss©,A.
Year:
1989
Title:
Acritarchs and cysts of Prasinophycean algae of the Silurian of Gotland, Sweden.
Foreign title:
Acritarches et kystes d'algues prasinophyc©es du Silurien de Gotland, SuЁde.
Reference:
Le H©riss©,A. (1989) Acritarchs and cysts of Prasinophycean algae of the Silurian of Gotland, Sweden. [ Acritarches et kystes d'algues prasinophyc©es du Silurien de Gotland, SuЁde. ] Palaeontographia Italica Vol. 76 P. 57- 302
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Genus Species Country(Region) From To
Baltisphaeridium Baltisphaeridium birminghamense Alabama Tarannon
Hoegklintia Hoegklintia birminghamense Alabama Tarannon
Visbysphaera Visbysphaera brevifurcata Baltic Late Llandoverian
Hystrichosphaeridium Hystrichosphaeridium brevifurcatum Baltic Late Llandoverian
Dilatisphaera Dilatisphaera williereae Belgium Llandoverian
Hystrichosphaeridium Hystrichosphaeridium williereae Belgium Llandoverian
Naevisphaeridium Naevisphaeridium sprucegrovense Canada(Alberta) Late Devonian
Multiplicisphaeridium Multiplicisphaeridium sprucegrovense Canada(Alberta) Late Devonian
Polygonium Polygonium Czechoslovakia Arenigian
Visbysphaera Visbysphaera England(Shropshire) Wenlockian
Pterospermopsis Pterospermopsis martinii Nd Nd
Pterospermella Pterospermella martinii Nd Nd
Leiosphaeridia Leiosphaeridia wenlockia Nd Nd
Cymatiosphaera Cymatiosphaera subrotunda Nd Nd
Pterospermopsis Pterospermopsis foveolata Nd Nd
Pterospermella Pterospermella reticulata Nd Nd
Duvernaysphaera Duvernaysphaera polyfulcracea Nd Nd