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Melanosclerites from the Late Ordovician to earliest Silurian of Estonia and their palaeogeographical implications 期刊论文
PALYNOLOGY, 2021, 页码: 16
作者:  Du, Minghao;  Nolvak, Jaak;  Tan, Jingqiang;  Gao, Shijia;  Wang, Wenhui(王文卉)
Adobe PDF(4905Kb)  |  收藏  |  浏览/下载:275/0  |  提交时间:2022/02/24
biological affinity  Estonia  Lower Palaeozoic  melanosclerites  palaeogeography  taxonomic revision  
Chitinozoans with "skirt": Ultrastructure and palaeoecological implications of carina in Cyathochitina Eisenack, 1955 期刊论文
PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY, 2021, 卷号: 570, 页码: 16
作者:  Wang, Wenhui;  Liang, Yan;  Lyu, Qiao;  Hints, Olle;  Chen, Shefa;  Nolvak, Jaak
Adobe PDF(3060Kb)  |  收藏  |  浏览/下载:225/1  |  提交时间:2021/07/20
Ordovician  Microfossil  Functional morphology  Palaeogeography  CFD analysis  CHITDB  
Climate changes in the pre-Hirnantian Late Ordovician based on delta O-18(phos) studies from Estonia 期刊论文
PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY, 2021, 卷号: 569, 页码: 16
作者:  Mannik, Peep;  Lehnert, Oliver;  Nolvak, Jaak;  Joachimski, Michael M.
Adobe PDF(14026Kb)  |  收藏  |  浏览/下载:181/0  |  提交时间:2021/10/20
Palaeoclimate  Glaciation  Oxygen and carbon isotopes  Sandbian-Katian  Baltoscandia