| original |
Late Wenlockian |
|
Indiana |
Tappan,H. et al. Surface sculpture of the wall in Lower Paleozoic acritarchs. |
1971 |
| details |
Wenlockian |
|
Indiana |
Tappan,H. et al. Surface sculpture of the wall in Lower Paleozoic acritarchs. |
1971 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Wenlockian |
Ludlovian |
England(Shropshire) |
Dorning,K.J. Silurian acritarchs from the type Wenlock and Ludlow of Shropshire, England. |
1981 |
| details |
Late Wenlockian |
|
Indiana |
Dorning,K.J. Silurian acritarchs from the type Wenlock and Ludlow of Shropshire, England. |
1981 |
| details |
Late Llandoverian |
Early Wenlockian |
Argentina(San Juan) |
PŠ¶the de Baldis,E.D. Microplancton of the Upper Llandoverian - Lower Wenlockian Deunffia - Domasia association of the La Chilca Formation, Aguada de Los Azulejitos, San Juan, Argentina. |
1987 |
| details |
Late Llandoverian |
|
Czechoslovakia |
Dufka,P. et al. Upper Llandoverian acritarchs from Karlstejn, Barrandian area Bohemian Massif |
1988 |
| details |
Early Wenlockian |
|
Indiana |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Middle Llandoverian |
Middle Wenlockian |
Argentina(San Juan) |
Rubinstein,C.V. Palynological investigations in the Lower Paleozoic of Argentina |
1993 |
| details |
Late Llandoverian |
Early Wenlockian |
Argentina(San Juan) |
Rubinstein,C.V. Silurian acritarchs from South America: A review. |
1996 |
| details |
Late Llandoverian |
Early Wenlockian |
Argentina(La Rioja) |
Rubinstein,C.V. Silurian acritarchs from South America: A review. |
1996 |
| details |
Late Llandoverian |
Early Wenlockian |
Argentina(Mendoza) |
Rubinstein,C.V. Silurian acritarchs from South America: A review. |
1996 |