作 者 :Shuang-Xing GUO*1,2 Jin-Geng SHA 3 Li-Zeng BIAN 4 Yin-Long QIU 5
期 刊 :Journal of Systematics and Evolution 2009年 2期
Keywords:biogeography, Early Cretaceous, Gnetum affinity, male spike strobiles, northeastern China,
Abstract:
A fossil with Gnetum