|
Xu & Wei |
1977 |
Fossil Atlas of South-Central China, part 2, Cephalopoda. [In Chinese.]
Yichang Institute of Geology and Mineral Resources 1977: p.537-582, pl.204-218, (Geological Publishing House).
|
|
|
Zhou, Zhu & Li |
1995 |
Permian Maokouan nearshore sea of South China and its ammonoid fauna. [Zhou Zuren, Zhu De-shou, Li-Fuyu & Hu Yao-hua. In Chinese, with English Summary].
Acta Palaeontologia Sinica, 34 (5): 525-548, 6 fig., 4 pl., Nanjing.
|