John Hooper; Rob van Soest; Andrzej Pisera (23 Dec 2011). "Phylum Porifera Grant, 1836"(PDF). Animal Biodiversity: An Outline of Higher-level Classification and Survey of Taxonomic Richness (بالإنجليزية). 3148 (1): 13–18. ISBN:978-1-86977-849-1. QID:Q19317985.
John Hooper; Rob van Soest; Andrzej Pisera (23 Dec 2011). "Phylum Porifera Grant, 1836"(PDF). Animal Biodiversity: An Outline of Higher-level Classification and Survey of Taxonomic Richness (بالإنجليزية). 3148 (1): 13–18. ISBN:978-1-86977-849-1. QID:Q19317985.