Rhynchonellata - Rhynchonellida - Cyclothyrididae

Parent taxon: Cyclothyridinae according to A. Williams et al. 2002

Sister taxa: Almerarhynchia, Aucklandirhynchia, Bicepsirhynchia, Costirhynchopsis, Cyclothyris, Fissirhynchia, Globirhynchia, Granulirhynchia, Halorellina, Hesperorhynchia, Lacunaerhynchia, Lamellaerhynchia, Lepidorhynchia, Owenirhynchia, Pararhactorhynchia, Plicarostrum, Proteorhynchia, Rudirhynchia, Septaliphoria, Septocyclothyris, Squamirhynchia, Sulcirhynchia, Timorhynchia, Torquirhynchia, Yulongella

Subtaxa: Yidunella magna, Yidunella pentagona, Yidunella yunnanensis

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Ecology: stationary epifaunal suspension feeder