| original |
Zechstein |
|
W.Germany(Hesse) |
Schaarschmidt,F. Spores and Hystrichosphaerids from the Zechstein of Budingen, Wetterau. |
1963 |
| details |
Nd |
|
Nd |
Staplin,F.L. et al. Evaluation of some acritarchous Hystrichosphere genera. |
1965 |
| details |
Zechstein |
|
W.Germany(Hesse) |
Lister,T.R. The acritarchs and chitinozoa from the Wenlockian and Ludlowvian series of the Ludlovian and Millichope areas, Shrophire. |
1970 |
| details |
Late Gothlandian |
Late Devonian |
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |
| details |
Ladinian |
Carnian |
Canada(Arctic) |
Staplin,F.L. Triassic microplankton, Sverdrup Basin, Arctic Canada. |
1978 |
| details |
Permian |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Zechstein |
|
W.Germany(Hesse) |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |
| details |
Late Famennian |
|
Poland |
Filipiak,P. Devonian and Carboniferous palynomorphs from the western Holy Cross Mountains (Poland) and their palaeoenvironmental significance. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Llanvirnian |
Llandeilian |
Spain |
Fombella,M.A. et al. New palynological results from the Oville Formation at Southwest Vozmediano, Leon (northwestern Spain). (In: Commision Internationale De |
1996 |
| details |
Ordovician |
|
Nd |
Servais,T. An annotated bibliographical review of Ordovician acritarchs |
1997 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |