Eukaryota | Animalia | Porifera | Demospongiae | Heteroscleromorpha | Plinthosellidae | Claytonia
COL:CS5HF | COL:N | COL:B8TXQ | COL:84JN8 | COL:85G9J | COL:RQGQ9 | COL:MPT5F
(Chatton, 1925) Whittaker & Margulis, 1978 |  | Grant, 1836 | Sollas, 1885 | Cárdenas, Pérez & Boury-Esnault, 2012 |  | Finks, Hollocher & Thies, 2011