![](/img/cover-not-exists.png)
A Discussion and Proposals concerning Fossil Dinoflagellates, Hystrichospheres, and Acritarchs, I
William R. EvittVolume:
49
Language:
english
Journal:
Proceedings of the National Academy of Sciences of the United States of America
DOI:
10.2307/71700
Date:
February, 1963
File:
PDF, 290 KB
english, 1963