[069-05] A Coiled Nautiloid Fauna from the Mattoon Formation (Pennsylvanian) of Illinois
Tucker, John K. A Coiled Nautiloid Fauna from the Mattoon Formation (Pennsylvanian) of Illinois 069-05-print
Tucker, John K. A Coiled Nautiloid Fauna from the Mattoon Formation (Pennsylvanian) of Illinois 069-05-print