EntityQ2855818· pop 9· linked from 1 articlesPolymastia umbraculumSign in to savespecies of spongeTaxonomy · GBIFSPECIESKingdomAnimaliaPhylumPoriferaClassDemospongiaeOrderPolymastiidaFamilyPolymastiidaevia GBIF · CC0ConnectionsPoriferaEntityAnimaliaEntityCategoriesAnimals described in 1997Polymastia (sponge)Sponges of New Zealand