Cifelli, Richard Textural observations on some living species of planktonic foraminifera Richard Cifelli - City of Washington Smithsonian Institution Press 1982 - 45 p. : ill. ; 26 cm. - Smithsonian contributions to paleobiology no. 45 . Subjects--Topical Terms: Foraminifera--Atlantic OceanForaminifera--DevelopmentForaminifera--MorphologyUltrastructure (Biology)Protozoa--Development