Semicassis royana | |
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Scientific classification | |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
(unranked): | clade Caenogastropoda clade Hypsogastropoda clade Littorinimorpha |
Superfamily: | Tonnoidea |
Family: | Cassidae |
Subfamily: | Cassinae |
Genus: | Semicassis |
Species: | S. royana |
Binomial name | |
Semicassis royana (Iredale, 1914) |
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Synonyms | |
Cassidea royana Iredale, 1914 |
Semicassis royana is a species of medium-sized predatory sea snail, a marine gastropod mollusc in the family Cassidae, the helmet shells and their allies.