Robuta

https://archive.org/details/nautilusame22ameruoft

The nautilus : American Malacological Union : Free Download, Borrow, and Streaming : Internet...

Official organ of American Malacological Union, 1931-

the nautilus free download american malacological union

https://malaco-soc-japan.org/page_en.php?id=108

The Malacological Society of Japan

society of japan malacological