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Porifera (sponges)
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Class Demospongiae
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Order Poecilosclerida
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Family Crellidae
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Genus Crella
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Species Crella incrustans
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Infraspecies Crella incrustans arenacea
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Infraspecies Crella incrustans digitata
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Infraspecies Crella incrustans incrustans
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Infraspecies Crella incrustans levis
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Infraspecies Crella incrustans mammillata
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Infraspecies Crella incrustans perramosa
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Infraspecies Crella incrustans pumila
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Infraspecies Crella incrustans thielei
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