Recent gastropod boreholes and Ordovician cylindrical borings
By: by Melbourne R. Carriker and Ellis L. Yochelson.
Contributors: Yochelson, Ellis Leon, 1928- joint author.
Series: Geological Survey professional paper ;; 593-B.; Contributions to paleontology; Geological Survey professional paper ;; 593-B.; Geological Survey professional paper.
Publisher: U.S. Govt. Print. Off.
Published: 1968
Place of publication: Washington
Language: eng
Number of pages: 26
Subjects: Gastropoda, Fossil -- Ontario; Gastropoda, Fossil -- United States; Paleontology -- Ordovician; Marine borers; Paleontology -- Ontario; Paleontology -- United States
Description: "Comparative morphology of specialized borings and their significance in the early fossil record."
Notes: Bibliography: p. 21-23.