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Rigonia Frisone et al. 2016

PaleoDB taxon number: 336142

Full reference: V. Frisone, A. Pisera, and N. Preto. 2016. A highly diverse siliceous sponge fauna (Porifera: Hexactinellida, Demospongiae) from the Eocene of north-eastern Italy: systematics and palaeoecology. Journal of Systematic Palaeontology 14(11):949-1002

Sister taxa: none

Subtaxa: Rigonia plicata

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