| details |
Recent |
|
North Sea |
Wall,D. Evidence from recent plankton regarding the biological affinities of Tasmanites, Newton,1875 and Leiosphaeridia Eisenack,1958 |
1962 |
| details |
Early Permian |
|
USSR(Astrachan) |
Efremova,G.D. Palynological study of Early Permian deposits of the Astrakhanskogo Uplift. (In: Fossil Spores and Pollen of Plants and their Significance for their Stratigraphic Subdivivision of Oil and Gas Bearing Series of Precambrian, Paleozoic and Mesozoic rocks in the European and Central Asian Regions of the USSR. S.V.Semikhatovoi, V.P.Grichuka, and K.A.Bolkhovitina, editors) |
1967 |
| details |
Recent |
|
Nd |
Williams,G.L. Dinoflagellates, acritarchs and tasmanitids. |
1978 |