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Amphithelion Zittel 1878 (demosponge)

Demospongea - Lithistida - Scleritodermatidae

PaleoDB taxon number: 187785

Synonym: Heterothelion Schrammen 1924 (taxon 191872)

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

Sister taxon: Verruculina

Subtaxa: Amphithelion cupula, Amphithelion macrommata

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Ecology: stationary epifaunal suspension feeder