ca65e9bf9225576f0f8fa736c45557b9

...

Yanjinoceras Wang, 1978

Source

Rank

genus

Names

1

in Xinan Dizhi Kexue Yanjiusuo [Fossils of south west China. Sichuan fascicle. Volume 1. Sinian to Devonian. ]. Geological Press, Peking: 419.