Ciona
noun
Ci·o·na
ˈsīənə
: a genus (coextensive with the family Cionidae) comprising relatively large simple ascidians and including a single cosmopolitan species (C. intestinalis)
cionid
adjective or noun
ˈsīənə̇d
-ˌnid
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Merriam-Webster unabridged
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