†Spissiparies Botting 2005 (glass sponge)
Hexactinellida - Lyssacinosa - Malumispongiidae
Full reference: J. P. Botting. 2005. Exceptionally well-preserved Middle Ordovician sponges from the Llandegley Rocks Lagerstätte, Wales. Palaeontology 48(3):577-617
Parent taxon: Malumispongiidae according to J. P. Botting 2005
Sister taxon: Scaphiomanon
Subtaxa: Spissiparies minuta
Ecology: stationary epifaunal suspension feeder