Hexactinellida - Hexactinosa - Euretidae
Parent taxon: Euretidae according to R. M. Finks et al. 2004
Sister taxa: Belonisia, Chonelasmatinae, Eotretochone, Heterorete, Paleoramospongia, Paleoregulara, Pararete, Polythyridinae, Pseudobecksiinae, Verrucocoeloidea
Subtaxa: Alosculum Blondetia Dracospongia Eurete Heterochone Linonema Lopanella Mastodictyum Myliusia Nemarete Ordinatus Periphragella Plecteurete Plectospyris Pleurochorium Polypyge Pseudocavispongia Radioplica Ramispongia Verrucocoelia Wapkiosa Zittelispongia
Ecology: stationary epifaunal suspension feeder
Distribution:
• Miocene of Spain (3 collections)
• Oligocene of United States (2: Washington)
• Eocene of India (1), Italy (1), Spain (1), United States (2: Washington)
• Paleocene to Eocene of New Zealand (1)
• Cretaceous of France (6), Germany (3), Poland (3), Spain (1), Sweden (1), the United Kingdom (16)
• Jurassic of Argentina (2), France (2), Germany (11), Morocco (1), Poland (23), the Russian Federation (1), Spain (1)
• Triassic of China (2)
Total: 84 collections including 153 occurrences