Echinoclathria foliata – synonym of Clathria barleei
Echinoclathria seriata – synonym of Clathria seriata
Ecionemia coactura – synonym of Stelletta grubii
Ecionemia ponderosa – synonym of Stryphnus ponderosus
Ectoforcepia psammophila – synonym of Forcepia psammophila
Ectyodoryx foliata – synonym of Ectyodoryx foliatus
Esperella aegagropila – synonym of Mycale contareni
Esperella floreum – synonym of Mycale macilenta
Esperella lingua – synonym of Mycale lingua
Esperella littoralis – synonym of Mycale minima
Esperella macilenta – synonym of Mycale macilenta
Esperella massa – synonym of Mycale lingua
Esperella murrayi – synonym of Mycale lingua
Esperella normani – synonym of Esperiopsis fucorum
Esperella rhopalophora – synonym of Mycale marshallhalli
Esperella sordida – synonym of Mycale similaris
Esperella vosmaeri – synonym of Mycale lingua
Esperia aegagropila – synonym of Mycale contareni
Esperia armata – synonym of Clathria armata
Esperia bacillaria – synonym of Mycale contareni
Esperia bauriana – synonym of Mycale contareni
Esperia collina – synonym of Esperiopsis fucorum
Esperia contareni – synonym of Mycale contareni
Esperia fabricans – synonym of Forcepia fabricans
Esperia foliata – synonym of Clathria barleei
Esperia foraminosa – synonym of Mycale contareni
Esperia forcipis – synonym of Forcepia forcipis
Esperia hyndmani – synonym of Iophon hyndmani
Esperia jeffreysii – synonym of Oceanapia robusta
Esperia lingua – synonym of Mycale lingua
Esperia lucifera – synonym of Mycale lingua
Esperia modesta – synonym of Mycale contareni
Esperia nigricans – synonym of Iophon nigricans
Esperia nigricans – synonym of Iophon piceus
Esperia normani – synonym of Esperiopsis fucorum
Esperia peachi – synonym of Hymedesmia peachi
Esperia placoides – synonym of Mycale lingua
Esperia spinulenta – synonym of Iophon hyndmani
Esperia typica – synonym of Mycale contareni
Esperia villosa – synonym of Esperiopsis villosa
Esperiopsis artemisinae – synonym of Antho dichotoma
Esperiopsis clarkei – synonym of Esperiopsis fucorum
Esperiopsis collina – synonym of Esperiopsis fucorum
Esperiopsis crassofibrosa – synonym of Esperiopsis fucorum
Esperiopsis dubius – synonym of Esperiopsis fucorum
Esperiopsis edwardii – synonym of Esperiopsis fucorum
Esperiopsis foliata – synonym of Clathria barleei
Esperiopsis gracilis – synonym of Esperiopsis fucorum
Esperiopsis involuta – synonym of Esperiopsis fucorum
Esperiopsis paupera – synonym of Esperiopsis fucorum
Esperiopsis thompsoni – synonym of Esperiopsis fucorum
Esperopsis normani – synonym of Esperiopsis fucorum
Euchalinopsis oculata – synonym of Haliclona oculata
Eumastia appendiculata – synonym of Halichondria panicea
Eumastia sitiens – synonym of Halichondria sitiens
Euplectella brevis – synonym of Quasillina brevis
Eurypon acanthotoxa – synonym of Clathria acanthotoxa
Eurypon viride – synonym of Tricheurypon viride
Euspongia officinalis dura /lamella/spinosa – synonym of Spongia officinalis