Authors Year Title
Korn & Ebbighausen 2008 The Early Carboniferous (Mississippian) ammonoids from the Chebket el Hamra (Jerada Basin, Morocco).
Fossil Record 11 (2) 2008: 83-156, 72 fig.
Nikolaeva 1994 Serpukhovskie i bashkirskie ammonoidei Sredney Asii.
Trudy Paleontologicheskogo Instituta Rossiiskaya Akademiya Nauk, 259: 1-143, fig.1-56, tab.1-2, pl.1-10; Moskva.
Nikolaeva 1995 Ammonoids from the late Lower and early Upper Carboniferous of Central Asia.
Courier Forschungsinstitut Senckenberg, 179: 1-107, fig.1-75, tab.1-2, pl.1-9; Frankfurt a.M.
Ruan 1981b Carboniferous Ammonoid faunas from Qixu in Nandan of Guangxi.
Mem. Nanjing Inst. Geol. Palaeont., Acad. Sinica, 15: 153-232, fig.1-89, pl.1-15; Nanjing.