| original |
Middle Ordovician |
|
Oklahoma |
Loeblich,A.R.,Jr. et al. Acritarch excystment and surface ultrastructure with descriptions of some Ordovician taxa. |
1969 |
| details |
Middle Ordovician |
|
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. A Glossary of the terminology applied to dinoflagellate Amphiesmae and cysts and acritarchs |
1973 |
| details |
Nd |
|
Nd |
Williams,G.L. Dinoflagellates, acritarchs and tasmanitids. |
1978 |
| details |
Caradocian |
Ashgillian |
Canada(Quebec) |
Miller,M.A. et al. The essential role of palynology for bedrock mapping in Hudson Strait, NWT. |
1987 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Ordovician |
|
Nd |
Martin,F. Acritarchs: A review |
1993 |
| details |
Nd |
|
Nd |
Colbath,G.K. et al. Review of biological affinities of Paleozoic acid-resistant, organic walled eukaryotic algal microfossils, (including acritarchs). |
1995 |
| details |
Nd |
|
Nd |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Strother,P.K. Acritarchs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Ordovician |
|
Nd |
Servais,T. An annotated bibliographical review of Ordovician acritarchs |
1997 |
| details |
Ordovician |
|
Germany(Niedersachsen) |
PrŠ¶ssl,K.F. Palaeopalynology Part iii: Acritarch, Prasinophyceen and dinoflagellate: Aquatic palynomorphs from Ursprungs. |
1998 |