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Semicassis royana (Iredale, 1914) |
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| Family: | Cassidae (helmet and bonnet shells) | |||
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| Environment: | demersal; marine | |||
| Distribution: | Southwest Pacific: Australia, New Zealand and Kermadec. | |||
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| IUCN Red List Status: | Not Evaluated (N.E.) Ref. 123251) | |||
| Threat to humans: | harmless | |||
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