Dactylochalina cylindracea – synonym of Haliclona oculata
Dendoryx albula – synonym of Crella albula
Dendoryx armatura – synonym of Spanioplon armaturum
Dendoryx incrustans – synonym of Myxilla incrustans
Dendoryx incrustans – synonym of Myxilla inequitornota
Dendoryx incrustans var. typica – synonym of Myxilla incrustans
Dendoryx incrustans var.viscosa – synonym of Myxilla incrustans
Dendoryx incrustans var.viscosa – synonym of Myxilla rosacea
Dendoryx iotrochotina – synonym of Myxilla iotrochotina
Dendoryx irregularis – synonym of Phorbas plumosus
Dendoryx luciensis – synonym of Forcepia luciensis
Dendoryx spinulenta – synonym of Iophon hyndmani
Dendoryx thompsoni – synonym of Esperiopsis fucorum
Dercitus niger – synonym of Dercitus bucklandi
Desmacella capillifera – synonym of Biemna variantia
Desmacella groenlandica – synonym of Biemna variantia
Desmacella hamifera – synonym of Biemna variantia
Desmacella peachii – synonym of Biemna variantia
Desmacella peachii var. groenlandica – synonym of Biemna variantia
Desmacella peachii var. stellifera – synonym of Biemna variantia
Desmacella pumicea – synonym of Hemigellius pumiceus
Desmacella vagabunda annexa – synonym of Desmacella annexa
Desmacella variantia – synonym of Biemna variantia
Desmacella variantia papillifera – synonym of Biemna variantia
Desmacella vulgaris – synonym of Desmacella inornata
Desmacidon constrictus – synonym of Mycale lingua
Desmacidon copiosa – synonym of Mycale contareni
Desmacidon copiosus – synonym of Mycale contareni
Desmacidon crux – synonym of Hymedesmia crux
Desmacidon cylindraceus – synonym of Desmacidon fruticosum
Desmacidon incrustans – synonym of Myxilla incrustans
Desmacidon jeffreysii – synonym of Oceanapia robusta
Desmacidon korenii – synonym of Biemna variantia
Desmacidon neptuni – synonym of Phorbas neptuni
Desmacidon occultum – synonym of Hymedesmia occulta
Desmacidon peachii – synonym of Biemna variantia
Desmacidon physa – synonym of Coelosphaera physa
Desmacidon plumosum – synonym of Phorbas plumosus
Desmacidon rotalis – synonym of Mycale rotalis
Desmacidon seriata – synonym of Clathria seriata
Desmacidon similaris – synonym of Mycale similaris
Desmacodes angulatus – synonym of Haliclona angulata
Desmacodes peachi – synonym of Biemna variantia
Desmacodes seriata – synonym of Clathria seriata
Dictyoclathria beanii – synonym of Antho involvens
Dictyoclathria dichotoma – synonym of Antho dichotoma
Dictyocylindrus abyssorum – synonym of Antho dichotoma
Dictyocylindrus aculeatus – synonym of Raspaciona aculeata
Dictyocylindrus fascicularis – synonym of Adreus fascicularis
Dictyocylindrus hispidus – synonym of Raspailia hispida
Dictyocylindrus howsei – synonym of Raspailia hispida
Dictyocylindrus radiosus – synonym of Raspailia radiosa
Dictyocylindrus rugosus – synonym of Axinella rugosa
Dictyocylindrus stuposus – synonym of Stelligera stuposa
Dictyocylindrus virgultosus – synonym of Raspailia virgultosa
Diplodemia vesicula – synonym of Haliclona oculata
Dirrhopalum coriaceum – synonym of Antho coriacea
Ditela nitens – synonym of Spongia nitens
Donatia lyncurium – synonym of Tethya aurantium
Duseidea fragilis – synonym of Dysidea fragilis