Treatise on invertebrate paleontology
by Geological Society of America, Clark, David L., Robison, Richard A., Kaesler, Roger L., Callomon, John H., Howarth, Michael K., Moore, Raymond C., Hess, Hans, Messing, Charles G., Boardman, R. S., Bulman, O. M. B., Finks, Robert M., Furnish, William M., Hill, Dorothy, Reid, R. E. H., Rigby, J. Keith, Teichert, Curt, Williams, Alwyn, Wright, Claud William
Treatise on invertebrate paleontology
by Geological Society of America, Society of Economic Paleontologists and Mineralogists, Moore, Raymond C., (Raymond Cecil), Wright, C. W., Kaesler, Roger L., Paleontological Society, University of Kansas., Paleontological Institute, Palaeontological Association
Treatise on invertebrate paleontology: Mollusca 4 : Vol. 4: Cretaceous Ammonoidea
by Geological Society of America, Clark, David L., Robison, Richard A., Kaesler, Roger L., Callomon, John H., Howarth, Michael K., Moore, Raymond C., Hess, Hans, Messing, Charles G., Boardman, R. S., Bulman, O. M. B., Finks, Robert M., Furnish, William M., Hill, Dorothy, Reid, R. E. H., Rigby, J. Keith, Teichert, Curt, Williams, Alwyn, Wright, Claud William
Treatise on invertebrate paleontology
by Geological Society of America, Clark, David L., Robison, Richard A., Kaesler, Roger L., Callomon, John H., Howarth, Michael K., Moore, Raymond C., Hess, Hans, Messing, Charles G., Boardman, R. S., Bulman, O. M. B., Finks, Robert M., Furnish, William M., Hill, Dorothy, Reid, R. E. H., Rigby, J. Keith, Teichert, Curt, Williams, Alwyn, Wright, Claud William