California / 1937

Nautiloid cephalopods from the Eocene of California ; The gastropod genus Harpa in the Eocene of the United States / by

Nautiloid cephalopods from the Eocene of California ; The gastropod genus Harpa in the Eocene of the United States / by

The Smithsonian catalogs Nautiloid cephalopods from the Eocene of California ; The gastropod genus Harpa in the Eocene of the United States / by as books in its Cephalopoda, Fossil records.