Authors Year Title
Diener 1897 The Permo-Carboniferous fauna of Chitichun.
Memoir of the Geological Survey India, Palaeontologica Indica, 15:; Calcutta.
Diener 1927 Leitfossilien des marinen Perm.
G.Gürich: Leitfossilien, 5: 1-84, fig.1-10, pl.1-14; Berlin (Borntraeger).
Furnish & Glenister 1970 Permian Ammonoid Cyclolobus from the Salt Range, West Pakistan in Kummel,B. & Teichert,C. (eds): Stratigraphic boundary problems: Permian and Triassic of West Pakistan.
University of Kansas Department of Geology Special Publication 4: 153-175, fig.1,2, tab.1,2, pl.1-4.
Furnish, Glenister & Nakazawa 1973 Permian Ammonnoid Cyclolobus from the Zewan Formation, Gurgul Ravine, Kashmir. [Furnish,W.M., Glenister,B.F., Nakazawa,K. & Kapoor,H.M.]
Science, 180: 188-190, fig.1.
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.