| Citation | Smithsonian Institution, 2016 Chthamalus angustitergum Pilsbry. http://collections.si.edu/search/results.htm?q=Chthamalus%09angustitergum [Accessed 24/10/2016]. |
| Ref. | 112596 Smithsonian Institution, 2016 |
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| Named Used as Valid | Chthamalus angustitergum |
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