Porzana ralphorum Olson & James, 1991

Chicago citation style
Porzana ralphorum Olson & James, 1991. 15 Jul 1981. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhpaleobiology_3362822&repo=DPLA. (Accessed October 17, 2018.)
APA citation style
(15 Jul 1981) Porzana ralphorum Olson & James, 1991. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhpaleobiology_3362822&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhpaleobiology_3362822&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.