| details |
Late Bajocian |
|
Canada(W.Canada) |
Pocock,S.A.J. Palynology of the Jurassic sediments of western Canada. Part 2. Marine species. |
1972 |
| details |
Middle Jurassic |
|
Canada(Alberta) |
Pocock,S.A.J. Dating and correlation of the Jurassic strata of western Canada by means of plant microfossils. |
1972 |
| details |
Bajocian |
|
France(Calvados) |
Pocock,S.A.J. Palynology of the Jurassic sediments of western Canada. Part 2. Marine species. |
1972 |
| details |
Callovian |
Early Oxfordian |
Canada(British Columbia) |
Pocock,S.A.J. Dating and correlation of the Jurassic strata of western Canada by means of plant microfossils. (In: Report of Activities of the CSPG Paleontology Division 1975/1976) |
1977 |
| original |
Jurassic |
|
France(Jura) |
Courtinat,B. Evidence or reality in the genus Micrhystridium. An example taken from the study of a few Jurassic forms from the French Jura. |
1983 |
| details |
Bajocian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Middle Jurassic |
|
France |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |