Authors Year Title
Bisat 1930 On the goniatite and nautiloid fauna of the middle coal measures of England and Wales.
Summary of Progress of the Geological Survey of Great Britain for 1929: 75-89, pl.7-8.
Bisat, Duncan & Moore 1931 On the occurence of a British Coal Measures goniatite in Missouri, U.S.A.
Proceedings of the Yorkshire Geological Society, 22 (1): 1-8, fig.1-5, pl.1;
Demanet 1943 Les horizons marins du Westphalien de la Belgique et leurs faunes.
Mémoires du Musée Royal d`Histoire Naturelle de Belgique, 101: 1-166, fig.1-4, pl.1-9; Bruxelles.
Fiebig 1966 Ausbildung und Faunenführung des marinen Ägir-Niveaus (Basis Westfal C1) in der Lippe-Mulde des Niederrheinisch-Westfälischen Steinkohlengebietes.
Fortschritte in der Geologie von Rheinland und Westfalen, 13, 1: 203-242, fig.1-24, pl.1-4; Krefeld.
Loon 1971 The stratigraphy of the Wastphalian C around Prioro (Prov. Leon, Spain).
Trab. geol., 3: 231-265, fig.1-7, pl.1-8; Oviedo.
Miller & Owen 1939 An ammonoid fauna from the Lower Pennsylvanian Cherokee formation of Missouri.
Journal of Paleontology, 13: 141-162, fig.1-9, pl.17-20; Tulsa, Oklahoma.
Miller & Unklesbay 1943 The siphuncle in Late Paleozoic amonoids.
Journal of Paleontology, 17 (1): 1-25, fig.1-9, pl.1-5; Tulsa,Oklahoma.
Patteisky 1965 Die Fauna des westdeutschen Oberkarbons.IV. Die Goniatiten im Westfal des Niederrheinisch-Westfälischen Karbons.
Palaeontographica, Abt. A., 125: 1-45, fig.1-9, pl.1-9; Stuttgart.
Plummer & Scott 1937 Upper Paleozoic ammonites in Texas.
The geology of Texas, vol.3 pt.1, Bull. Texas. Univ., 3701: 1-516, fig.1-88, pl.1-41; Austin, Texas.
Popov 1979 Kamennougol'nye ammonoidei Donbassa i ikh stratigraficheskoe znachenie.
Vsesoyuznyi ordena Lenina nauchno-issledovatel'skii geologicheskii institut, Trudy, novaia seriya, 220: 1-106, figs. 1-10, pl.1-12, Leningrad.
Smith 1903 The Carboniferous Ammonoids of America.
Monography, U.S. geological Survey, 42: 1-211, pl.1-29; Washington.
Unklesbay 1962 Pennsylvanian Cephalopods of Oklahoma.
Bulletin of the Oklahoma Geological Survey, 96: 1-150, fig.1-16, tab.1-2, pl.1-19; Norman.