†Hazelia Walcott 1920 (demosponge)
Demospongea - Protomonaxonida - Hazeliidae
Parent taxon: Hazeliidae according to J. K. Rigby 1987
Sister taxa: Crumillospongia, Falospongia, Xylochos
Subtaxa: Hazelia conferta, Hazelia crateria, Hazelia delicatula, Hazelia dignata, Hazelia grandis, Hazelia lobata, Hazelia luteria, Hazelia nodulifera, Hazelia obscura, Hazelia palmata, Hazelia walcotti
Type: Hazelia palmata
Ecology: stationary epifaunal suspension feeder