Grant, R.E. 1861. Tabular view of the primary divisions of the Animal Kingdom, intended to serve as an outline of an elementary course of recent Zoology (Cainozoology), or the Natural history of existing animals. Walton and Maberly: London. i–vi + 1–91.
(en) Christine Morrow et Paco Cárdenas, « Proposal for a revised classification of the Demospongiae (Porifera) », Frontiers in Zoology, vol. 12, no 7, (ISSN1742-9994, DOI10.1186/s12983-015-0099-8, lire en ligne, consulté le ).
↑Grant, R.E. 1861. Tabular view of the primary divisions of the Animal Kingdom, intended to serve as an outline of an elementary course of recent Zoology (Cainozoology), or the Natural history of existing animals. Walton and Maberly: London. i–vi + 1–91.
↑(en) Christine Morrow et Paco Cárdenas, « Proposal for a revised classification of the Demospongiae (Porifera) », Frontiers in Zoology, vol. 12, no 7, (ISSN1742-9994, DOI10.1186/s12983-015-0099-8, lire en ligne, consulté le ).