Sitzungsberichte des Deutschen Naturwissenschaftlich-Medicinischen Vereines für Böhmen "Lotos" in Prag - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (Die Verein, 1899)

Smaller Foraminifera from the Porters Creek formation (Paleocene) of Illinois - Cooper, Chalmer L. (Chalmer Lewis), 1898 - (1944)

Smithsonian contributions to knowledge - Smithsonian Institution (Smithsonian Institution, 1851)

Smithsonian contributions to paleobiology - Smithsonian Institution (Smithsonian Institution Press, 1979)

Smithsonian contributions to the marine sciences - Smithsonian Institution (Smithsonian Institution Press, 1980)

Smithsonian contributions to the marine sciences - Smithsonian Institution (Smithsonian Institution Press, 1981)

Smithsonian contributions to the marine sciences - Smithsonian Institution (Smithsonian Institution Press, 1982)

Smithsonian contributions to the marine sciences - Smithsonian Institution (Smithsonian Institution Press, 1985)

Smithsonian contributions to the marine sciences - Smithsonian Institution (Smithsonian Institution Press, 1986)