| Citation | Smithsonian Institution, 2016 Ptychogena lactea Agassiz, 1865. http://collections.si.edu/search/results.htm?q=Ptychogena%09lactea [Accessed 08/15/2016]. |
| Ref. | 110758 Smithsonian Institution, 2016 |
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| Named Used as Valid | Ptychogena lactea |
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