The origin of "spiral coprolites"
By: [by] Michael E. Williams.
Series: University of Kansas publications. University of Kansas paleontological contributions; paper 59; University of Kansas paleontological contributions.; 59.
Publisher: University of Kansas Paleontological Institute
Published: 1972
Place of publication: [Lawrence]
Language: eng
Number of pages: 19
Subjects: Coprolites.; Paleontology -- Permian.; Paleontology -- Kansas -- Riley Co.; Sharks, Fossil.
Notes: Bibliography: p. 18-19.
Cover title.