	Authors	Year	Title
	Xu	1979	Late Lower Permian strata and ammonoids in Central Guangdong. [In Chinese]. Contributions to Stratigraphy and Palaeontology, Yichang Institute of Geology and Mineral Resources 1979: 34-45, 3 fig., 1 pl.
	Zhao & Zheng	1977	The Permian ammonoids from Zhejiang and Jiangxi. Acta Palaeontologica Sinica, 16 (2): 217-254, 20 figs., pl.1-5; Beijing.
	Zhou, Li & Fang	1999	Permian ammonoid Shouchangoceras-bearing marine fauna from the lowest Wulinshan Formation in Qianshan County, North-East Jiangxi. Acta Palaeontologica Sinica, 38: 50-55, 1 text-fig., 2 pls., Nanjing.