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Early and early Middle Ordovician chitinozoans from the Baldone drill core, central Latvia 期刊论文
ESTONIAN JOURNAL OF EARTH SCIENCES, 2022, 卷号: 71, 期号: 1, 页码: 25-43
作者:  Nolvak, Jaak;  Liang, Yan(梁艳);  Hints, Olle
Adobe PDF(6387Kb)  |  收藏  |  浏览/下载:152/1  |  提交时间:2022/04/24
Early and Middle Ordovician  Chitinozoa  Baltoscandia  Latvia  biostratigraphy  
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:170/0  |  提交时间:2021/10/20
Palaeoclimate  Glaciation  Oxygen and carbon isotopes  Sandbian-Katian  Baltoscandia  
Early diversification of Ordovician chitinozoans on Baltica: New data from the Jagala waterfall section, northern Estonia 期刊论文
PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY, 2019, 卷号: 525, 页码: 14-24
作者:  Nolvak, Jaak;  Liang, Yan (梁艳);  Hints, Olle
Adobe PDF(3440Kb)  |  收藏  |  浏览/下载:392/4  |  提交时间:2019/06/11
Biodiversity  Gobe  Tremadocian  Dapingian  Darriwilian  Baltoscandia  
Discosorids and Oncocerids (Cephalopoda) of the Middle Ordovician Kunda and Aseri Regional Stages of Baltoscandia and the early evolution of these groups 期刊论文
GEOBIOS, 2009, 卷号: 42, 期号: 3, 页码: 273-292
作者:  Kroeger, Bjoern;  Zhang, Yunbai (张允白);  Isakar, Mare
Adobe PDF(1500Kb)  |  收藏  |  浏览/下载:258/37  |  提交时间:2012/08/15
Darriwilian  Oncocerida  Discosorida  Baltoscandia