	Authors	Year	Title
	Bando	1979	Upper Permian and Lower Triassic ammonoids from Abadeh, Central Iran. Memoirs of the Faculty of Education, Kagawa University, 29: 103-138.
	Shevyrev	1965	Nadortyad Ammonoidea. In: Ruzhentsev,V.E. & Sarycheva,T.G. (Eds.): Razvitie i smena morskikh organizmov na Rubezhe Paleozoia i Mezozoia. Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 108: 166-182, fig.9-19, pl.17-24; Moskva.
	Spinosa, Furnish & Glenister	1975	The Xenodiscidae, Permian ceratitoid ammonoids. Journal of Paleontology, 49 (2): 239-283, fig.1-22, tab.1-5, pl.1-8.
	Teichert, Kummel & Sweet	1973	Permian-Triassic strata, Kuh-e-Ali Bashi, Northwestern Iran. Bulletin of the Museum of Comparative Zoology, Harvard University, 145 (8): 359-472, 14 pls., 16 figs., Cambridge, MA.