Authors Year Title
Clardy 1962 Goniatite cephalopod faunas from the Hale Formation.
Compass 39 (3): 103-109, 1fig., 1tab., pl.1-2;
Frech 1897- Lethaea geognostica oder Beschreibung und Abbildung der für die Gebirgs-Formationen bezeichnendsten Versteinerungen. I. Theil. Lethaea palaeozoica. 2. Band.
35pls, 6maps, 551figs.; Stuttgart.
Fujikawa & Ishibashi 1999 Carboniferous and Permian Ammonoids from Northern Thailand (Paleontological Study of Paleozoic Cephalopods in Southeast Asia - 1).
Memoirs of the Faculty of Science, Kyushu University, Series D, 30 (3): 91-110, 11 fig.,  pl.2-3, Fukuoka.
Gordon 1965 Carboniferous Cephalopods of Arkansas.
Professional Papers, U.S. Geological Survey, 460: 1-322, fig.1-96, pl.1-32; Washington. [imprint 1964].
McCaleb 1963 The goniatite fauna from the Pennsylvanian Winslow Formation of Northwest Arkansas.
Journal of Paleontology, 37 (4): 867-888, fig.1-16, pl.110-115; Tulsa,Oklahoma.
McCaleb 1968 Lower Pennsylvanian Ammonoids from the Bloyd Formation of Arkansas and Oklahoma.
Special Paper of the geological Society of America, 96: 1-123, fig.1-27, pl.1-12; Boulder,Colorado.
Miller & Moore 1938 Cephalopods from the Carboniferous Morrow Group of Northern Arkansas and Oklahoma.
Journal of Paleontology, 12 (4): 341-374, fig.1-4, pl.43,44; Tulsa, Oklahoma.
Miller & Owen 1944 The cephalopod fauna of the Pennsylvanian Union Valley Formation of Oklahoma.
Journal of Paleontology, 18 (5): 417-428,fig.1-4, pl.63-68; Tulsa, Okla.
Nassichuk 1975 Carboniferous ammonoids and stratigraphy in the Canadian Arctic Archipelago.
Bulletin of the Geological Survey of Canada, 237: 1-240, fig.1-57, tab.1-33, pl.1-18; Ottawa.
Nishida 1971 Carboniferous Ammonoids from Akiyoshi.
Bulletin of the Akiyoshi-dai Science Museum, 7: 1-24, 11 figs., 1 tabl., 7 pls., Shuho, Yamaguchi pref., Japan.
Nishida & Kyuma 1982 Mid-Carboniferous Ammonoids from the Akiyoshi Limestone Group (Molluscan Paleontology of the Akiyoshi Limestone Group-V).
Bulletin of the Akiyoshi-dai Museum of Natural History, 17: 1-54, 14 figs., 10 pls., Shuho, Yamaguchi pref.
Nishida, Kyuma & Egashira 1998 Pronoritid ammonoids from the Upper Carboniferous of Japan and China (Molluscan Paleontology of the Akiyoshi Limestone Group-XII).
Bulletin of the Akiyoshi-dai Museum of Natural History, 33: 1-30, 15 figs., 4 tabls., 7 pls., Shuho.
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.
Ruzhencev 1949 Sistematika i evolyutsia semeystv Pronoritidae Frech i Medlicottiidae Karpinsky.
Trudy Palentologicheskogo Instituta Akademiya Nauk SSSR, 19: 1-206, fig.1-88, pl.1-17; Moskva.
Saunders, Manger & Gordon 1977 Upper Mississippian and lower and middle Pennsylvanian ammonoid biostratigraphy of Northern Arkansas.
Oklahoma Geolological Survey Guidebook 18: 117-137, fig.1-2, tab.1-2, pl.1-6.
Schmidt 1955 Einige Goniatiten aus spanischem Oberkarbon.
Publications Ass. Étud. Paléont., 21: 49-59, pl.A; Bruxelles.
Smith 1896 Marine fossils from the Coal Measures of Arkansas.
Proceedings of the American Philosophical Society, 35: 214-285.
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.