Authors Year Title
Davis 1972 Mature modifications and dimorphism in selected Late Paleozoic ammonoids.
Bulletins of American Paleontology, 62 (272): 27-130, pls.3-21, Ithaca, NY.
Gemmellaro 1888 La Fauna dei Calcari con Fusulina della valle del Fiume Sosio (nella Provincia di Palermo). Appendice.
Giornale di Scienze naturali ed economiche, 20, 9-36, pl.A-D; Palermo [1890].
Tumanskaia 1937b O predstaviteliakh semeistva Adrianitidae Schindewolf.
Byulleten' Moskovskaia obshchestva ispytatelei prirody, otdelenie geologii, 15 (4): 375-378, fig.1-7; Moskva.
Vasicek & Kullmann 1988 Eine Ammonoideen-Fauna vom Sosio-Typ (Guadalupian, Ober-Perm) aus Kurdistan (Irak).
Palaeontographica, Abt.A, 204 (1-3): 95-115, fig.1-5, pl.1-2; Stuttgart.
Vasicek 1988 Upper Permian Ammonoidea from Kurdistan, NE Iraq.
In: Wiedmann,J. & Kullmann,J. (eds.), Cephalopods - Present and Past, 577-591, 3 pls., 16 figs., Stuttgart.