W R Evitt

A DISCUSSION AND PROPOSALS CONCERNING FOSSIL DINOFLAGELLATES, HYSTRICHOSPHERES, AND ACRITARCHS, II.

W R Evitt, W. R. Evitt, 1963, Proceedings of the National Academy of Sciences of the United States of America.

A DISCUSSION AND PROPOSALS CONCERNING FOSSIL DINOFLAGELLATES, HYSTRICHOSPHERES, AND ACRITARCHS, I.

W R Evitt, W. R. Evitt, 1963, Proceedings of the National Academy of Sciences of the United States of America.