Parent taxon: Demospongiae according to G. Worheide et al. 2012
Sister taxa: Agelasida, Atrochaetetes, Bauneia, Blastochaetetes, Burgundiidae, Ceractinomorpha, Chaetetida, Chondrosida, Choristida, Clavaxinellida, Consinocodium, Desmacellidae, Dictyonellidae, Epipolasida, Guadalupiida, Hadromerida, Halichondrida, Haplosclerida, Hemiasterellidae, Heteroscleromorpha, Infexiostella, Janussenia, Karatubulus, Keratosa, Lithistida, Lovcenipora, Meandripetra, Metschnikowia, Myxospongiae, Operculospongia, Paraaplysinofibria, Permosphincta, Petrosina, Poecilosclerida, Polymastidae, Ptychochaetetes, Raspailiidae, Riasanospongia, Scopalinidae, Spongillina, Spongiopsammia, Stelligeridae, Tabulospongida, Tetractinellida, Tetractinomorpha, Timeidae, Vauxiidae, Verticillitida
Subtaxa: none
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution: there are no occurrences of Trachycladidae in the database