Vethaak, A.D.; Cronie, R.J.A.; Van Soest, R.W.M. (1982). Ecology and distribution of two sympatric, closely related sponge species, Halichondria panicea (Pallas, 1766) and H. bowerbanki Burton,1930 (Porifera, Demospongiae), with remarks on their speciation. Bijdragen tot de Dierkunde. 52(2): 82-102.
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Vethaak, A.D.; Cronie, R.J.A.; Van Soest, R.W.M.
1982
Ecology and distribution of two sympatric, closely related sponge species, <i>Halichondria panicea</i> (Pallas, 1766) and <i>H. bowerbanki</i> Burton,1930 (Porifera, Demospongiae), with remarks on their speciation.
