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Early Cretaceous ammonites from eastern Heilongjiang, northeastern China, and their chronostratigraphical significance 期刊论文
CRETACEOUS RESEARCH, 2018, 卷号: 88, 页码: 197-209
作者:  Li, Gang (李罡);  Bengtson, Peter
Adobe PDF(5114Kb)  |  收藏  |  浏览/下载:224/0  |  提交时间:2019/06/11
Ammonites  Biostratigraphy  Cretaceous  Aptian  Qihulin Formation  China  
The oldest 'Megapodagrionidae' (Odonata, Zygoptera) discovered in the Lower Cretaceous Yixian Formation, China 期刊论文
CRETACEOUS RESEARCH, 2018, 卷号: 84, 页码: 426-430
作者:  Huang, Diying (黄迪颖);  Azar, Dany;  Nel, Andre
Adobe PDF(1525Kb)  |  收藏  |  浏览/下载:318/1  |  提交时间:2019/06/11
Insecta  Odonata  'megapodagrionidae'  First Appearance Date  Gen. Et Sp Nov.  China