| Citation | Smithsonian Institution, 2016 Pyrgospira ostrearum (Stearns, 1872). http://collections.si.edu/search/results.htm?q=Pyrgospira%09ostrearum [Accessed 08/11/2016]. |
| Ref. | 113052 Smithsonian Institution, 2016 |
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| Named Used as Valid | Pyrgospira ostrearum |
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