†Regadrella Schmidt 1880 (glass sponge)
Hexactinellida - Lyssacinosida - Euplectellidae
PaleoDB taxon number: 81520
Parent taxon: Euplectellidae according to A. Pisera and P. Busquets 2002
Sister taxa: Acoelocalyx, Arhoussia, Corticulospongia, Docosaccus, Fiscella, Guemeuria, Heterotella, Purisiphonia, Sheldonia, Silesiaspongia, Taegerinae, Tagountia, Tillichtia, Walteria, Walteriella
Subtaxa: Regadrella petrijacobi, Regadrella vitilis
Ecology: stationary epifaunal suspension feeder