Authors Year Title
Bond & Saunders 1989 Sublethal injury and shell repair in Upper Mississippian ammonoids.
Paleobiology, 15 (4): 414-428, fig.1-6, tab.1-4; Davis, Cal.
Manger, Stephen & Meeks 1999 Possible Cephalopod Reproductive Mass Mortality Reflected by Middle Carboniferous Assemblages, Arkansas, Southern United States.
In: Olóriz,F. & Rodríguez-Tovar,F.J.[eds.], Advancing Research on Living and Fossil Cephalopods,345-364, 8 figs., New York.
Saunders 1973 Upper Mississippian Ammonoids from Arkansas and Oklahoma.
Special Papers of the Geological Society of America, 145: 1-110, fig.1-32, tab.1-8, pl.1-8; Boulder Colorado.
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.