(en) Hans Tore Rapp, «Calcareous sponges of the genera Clathrina and Guancha (Calcinea, Calcarea, Porifera) of Norway (north-east Atlantic) with the description of five new species», Zoological Journal of the Linnean Society, vol.147, no3, , p.331–365 (ISSN1096-3642 et 0024-4082, DOI10.1111/j.1096-3642.2006.00221.x, lire en ligne, consulté le )
(en) Hans Tore Rapp, «Calcareous sponges of the genera Clathrina and Guancha (Calcinea, Calcarea, Porifera) of Norway (north-east Atlantic) with the description of five new species», Zoological Journal of the Linnean Society, vol.147, no3, , p.331–365 (ISSN1096-3642 et 0024-4082, DOI10.1111/j.1096-3642.2006.00221.x, lire en ligne, consulté le )
(en) Hans Tore Rapp, «Calcareous sponges of the genera Clathrina and Guancha (Calcinea, Calcarea, Porifera) of Norway (north-east Atlantic) with the description of five new species», Zoological Journal of the Linnean Society, vol.147, no3, , p.331–365 (ISSN1096-3642 et 0024-4082, DOI10.1111/j.1096-3642.2006.00221.x, lire en ligne, consulté le )