Yokoyama, M. (1931). Neogene shells from Karafto and the Hokkaido. Journal of the Faculty of Science, Imperial University of Tokyo. Section II, Geology, Mineralogy, Geography, Seismology. 3(4): 185-196.
425993
Yokoyama, M.
1931
Neogene shells from Karafto and the Hokkaido
Journal of the Faculty of Science, Imperial University of Tokyo. Section II, Geology, Mineralogy, Geography, Seismology