	Authors	Year	Title
	Chao & Liang	1964	[Middle Carboniferous Cephalopoda.] [In Chinese.] Handbook of Index fossils from Southern China, p.87, pl.48-49, Peking (Science Press).
	Chao & Liang	1974	[Carboniferous Ammonoids]. In: Handbook of the Stratigraphy and Paleontology in Southwest China. [In Chinese]. Nanjing Institute of Geology and Palaeontology, Academia Sinica, 273-274, pl.140, Nanjing.