details |
Late Llandoverian |
Early Wenlockian |
Lithuania |
Yankauskas,T.V. et al. Upper Llandoverian and Lower Wenlockian acritarch assemblages from the Ledai-179 boring in Lithuania. |
2004 |
details |
Gorstian |
|
Sweden(Gotland) |
Stricanne,L. et al. Acritarch distribution along an inshore-offshore transect in the Gorstian (lower Ludlow) of Gotland, Sweden |
2004 |
details |
Hettangian |
Early Sinemurian |
Europe |
Schootbrugge,van de,B. et al. Early Jurassic climate change and the radiation of organic - walled phytoplankton in the Tethys Ocean |
2005 |