	Authors	Year	Title
	Bartzsch & Weyer	1996	Acutimitoceras acutum (SCHINDEWOLF 1923) - Leitart der ersten unterkarbonischen Ammonoidea-Zone im Bohlen-Profil von Saalfeld (Thüringisches Schiefergebirge). Beiträge zur Geologie von Thüringen, neue Folge, 1996 (3): 91-103, 2 text-figs., Weimar.
	Ruan	1981a	Devonian and earliest Carboniferous Ammonoids from Guangxi and Guizhou. Mem. Nanjing Inst. Geol. Paleont. Academia Sinica, 15: 1-152, fig.1-102, pl.1-33; Beijing.
	Sun & Shen	1965	On the late Upper Devonian ammonite fauna of the Wocklumeria beds of south Kweichow and its stratigraphical significance. Professional Papers of the Academy of Geological Science, Ministry of Geology, section B (1): 33-100, fig.1-34, pl.1-5; Beijing.