Gastropod mollusc shell, some punctured

Chicago citation style
Gastropod mollusc shell, some punctured. 1927. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8111402&repo=DPLA. (Accessed November 18, 2018.)
APA citation style
(1927) Gastropod mollusc shell, some punctured. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8111402&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8111402&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.