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Dipterommatidae, a new family of parasitic wasps (Hymenoptera: Mymarommatoidea) in mid-Cretaceous Burmese amber: The first case of morphological diptery in flying Hymenoptera 期刊论文
CRETACEOUS RESEARCH, 2019, 卷号: 104, 页码: 6
作者:  Rasnitsyn, Alexandr P.;  Sidorchuk, Ekaterina A.;  Zhang, Haichun (张海春);  Zhang, Qi (张琦)
Adobe PDF(2049Kb)  |  收藏  |  浏览/下载:500/1  |  提交时间:2019/12/18
Hymenoptera  Morphological diptery  Mid-Cretaceous  Burmese amber  
Surprisingly young age for the mamenchisaurid sauropods in South China 期刊论文
CRETACEOUS RESEARCH, 2019, 卷号: 104, 页码: 9
作者:  Wang, Jun (王军);  Norell, Mark A.;  Pei, Rui;  Ye, Yong;  Chang, Su-Chin
Adobe PDF(2711Kb)  |  收藏  |  浏览/下载:343/2  |  提交时间:2019/12/18
Basal sauropods  Early cretaceous  Sichuan basin  Zircon dating