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Rotadiscus Sun and Hou 1987

Hydrozoa - Siphonophorida

PaleoDB taxon number: 4637

Synonym: Brzechowia Dzik 1991 (taxon 387154)

Parent taxon: Rotadiscidae according to N. I. Schroeder et al. 2018

Sister taxa: Pararotadiscus, Seputus, Velumbrella

Subtaxa: Rotadiscus grandis, Rotadiscus guizhouensis

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Ecology: nektonic suspension feeder