sertularian

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English - English
Any species of genus Sertularella, or of family Sertulariidae, hydroids having branched chitinous stems and simple sessile hydrothecae
Any species of Sertularia, or of Sertularidæ, a family of hydroids having branched chitinous stems and simple sessile hydrothecæ
feathery colony of long-branched stems bearing stalkless paired polyps
Also used adjectively