Order Calcaronea Bidder 1898
Parent taxon: Calcarea according to J. Vacelet 2015
See also Bambach et al. 2007, Finks et al. 2004, Sepkoski 2002 and Worheide et al. 2012
Sister taxa: Aporata, Aspiculata, Aulocyclus, Aulospongia, Bellidispongia, Calcinea, Clifdenella, Cystothalamiidae, Faniathalamia, Fistulisponga, Follicalena, Gravestockia, Nibionia, Paruvanella, Porata, Pseudodictyocoelia, Rahbahthalmia, Zigzagella, Gaspespongia, Faretronida
Subtaxa: Baerida Leucosolenida Lithonida Sphaerocoeliida Stellispongiida Sycettida