| Citation | Smithsonian Institution, 2016 Cuspidella humilis (Alder, 1862). http://collections.si.edu/search/results.htm?q=Cuspidella%09humilis [Accessed 08/11/2016]. |
| Ref. | 110640 Smithsonian Institution, 2016 |
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| Named Used as Valid | Cuspidella humilis |
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