Some new Mollusca from the Silurian formations of Washington County, Maine

Chicago citation style
Williams, Henry Shaler. Some new Mollusca from the Silurian formations of Washington County, Maine. 1912. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85831&repo=DPLA. (Accessed November 17, 2018.)
APA citation style
Williams, Henry Shaler, (1912) Some new Mollusca from the Silurian formations of Washington County, Maine. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85831&repo=DPLA
MLA citation style
Williams, Henry Shaler. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85831&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.