Polycystocoelia Zhang 1983 (demosponge)

Demospongiae - Agelasida - Sebargasiidae

Synonym: Stromatocoelia Zhang and Fan 1985

Parent taxon: Sebargasiidae according to R. M. Finks et al. 2004

See also Rigby et al. 1989 and Sepkoski 2002

Sister taxa: Amblysiphonella, Calabrisiphonella, Chinaspongia, Crymocoelia, Cystothalamiinae, Laccosiphonella, Lingyunocoelia, Minisiphonella, Oligocoelia, Paramblysiphonella, Pseudoamblysiphonella, Pseudoguadalupia, Sebargasia, Sebargasiinae, Stylocoelia, Vesicotubularia

Subtaxa: Polycystocoelia asiatica Polycystocoelia huajiaopingensis Polycystocoelia lepida Polycystocoelia silberlingi Polycystocoelia sinica Polycystocoelia variabilis

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Ecology: stationary epifaunal suspension feeder

Distribution:

• Triassic of Canada (1: Yukon collection), Thailand (1), Turkey (1), United States (1: Nevada)

• Permian of China (14), Croatia (1), the Russian Federation (3), Tunisia (1)

Total: 23 collections including 26 occurrences

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