Arndt, W., 1935. Porifera. Tierwelt Nord.-Ostsee, IIIa: 1-140, figs. 1-239. Borojevic, R., L. Cabioch and C. Lévi, 1968. Spongiaires. Inventaire Faune Marine de Roscoff. 44 pp. Bowerbank, J.S., 1866. A monograph of the British Spongiadae, II. Ray Society, London: i-xx, 1-388. Bowerbank, J.S., 1874. A monograph of the British Spongiadae, III. Ray Society, London: i-xvii, 1-367, pls. I-XCII. Burton, M., 1930a. Norwegian sponges from the Norman collection. Proc. zool. Soc. London, 2: 487-546. Descatoire, A., 1969a. Peuplements sessiles de l' Archipel de Glénan. I. Inventaire: Spongiaires. Vie Milieu, (B) 20(1,B): 177-210. Schmidt, O., 1873b. Die wirbellosen Thiere der Ostsee. Jahresber.Comm. Unters. Meeres,1: 147-148 Stephens, J., 1921. Sponges of the coast of Ireland. II.-The Tetraxonida (Concluded). Fisheries Ireland, Sci. Investigations, 1920, II [1921]: 1-75. Thiele, J., 1903. Beschreibung einiger unzureichend bekannten monaxonen Spongien. Arch. Naturgesch., 67 (1): 375-398. Topsent, E., 1891a. Essai sur la faune de spongiaires de Roscoff. Arch. Zool. expér. gén., (2) 9: 523-554. |