Larger Foraminifera of the Verdun formation of northwestern Peru
By: by Willard Berry.
Series: The Johns Hopkins University studies in geology.; no. 9
Publisher: The Johns Hopkins Press
Published: 1929
Place of publication: Baltimore
Language: eng
Number of pages: 166
Subjects: Foraminifera, Fossil.; Paleontology -- Oligocene.; Paleontology -- Peru.
Notes: Descriptive letterpress on versos facing the plates.
Part of the work (p. [9]-38) was published under title: Lepidocyclina from the Verdun formation of northwestern Peru, 1929, as Abstract of thesis (Ph. D.) Johns Hopkins University, 1929.