| Citation | Smithsonian Institution, 2015 Didemnum sphaericum Tokioka, 1967. http://collections.si.edu/search/results.htm?q=Didemnum%09sphaericum [Accessed 01/23/2015]. |
| Ref. | 99239 Smithsonian Institution, 2015 |
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| Named Used as Valid | Didemnum sphaericum |
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