Biemna rosea (Fristedt, 1887) accepted as Desmacella infundibuliformis (Vosmaer, 1885) (additional source)
Chalina groenlandica Fristedt, 1887 accepted as Haliclona groenlandica (Fristedt, 1887) (additional source)
Chalina spatula Lundbeck, 1902 accepted as Cladocroce spatula (Lundbeck, 1902) (original description)
Desmacella groenlandica Fristedt, 1887 accepted as Biemna variantia (Bowerbank, 1858) (new combination reference)
Desmacella hamifera Lundbeck, 1902 accepted as Biemna variantia (Bowerbank, 1858) (original description)
Desmacella peachii (Bowerbank, 1866) accepted as Biemna variantia (Bowerbank, 1858) (additional source)
Eumastia sitiens Schmidt, 1870 accepted as Halichondria (Eumastia) sitiens (Schmidt, 1870) (basis of record)
Gelliodes plexa Lundbeck, 1902 accepted as Hemigellius arcofer (Vosmaer, 1885) (original description)
Halichondria colossea Lundbeck, 1902 represented as Halichondria (Halichondria) colossea Lundbeck, 1902 (original description)
Halichondria difficilis Lundbeck, 1902 represented as Spongosorites difficilis (Lundbeck, 1902) (original description)
Halichondria fibrosa (Fristedt, 1887) represented as Topsentia fibrosa (Fristedt, 1887) (additional source)
Halichondria genitrix (Schmidt, 1870) represented as Halichondria (Halichondria) genitrix (Schmidt, 1870) (basis of record)
Halichondria oblonga (Hansen, 1885) represented as Halichondria (Halichondria) oblonga (Hansen, 1885) (additional source)
Halichondria osculum Lundbeck, 1902 represented as Halichondria (Halichondria) osculum Lundbeck, 1902 (original description)
Halichondria panicea (Pallas, 1766) represented as Halichondria (Halichondria) panicea (Pallas, 1766) (additional source)
Halichondria tenuiderma Lundbeck, 1902 accepted as Haliclona tenuiderma (Lundbeck, 1902) (original description)
Halichondria velamentosa (Hansen, 1885) accepted as Halichondria (Halichondria) panicea (Pallas, 1766) (additional source)
Hamacantha implicans Lundbeck, 1902 accepted as Hamacantha (Vomerula) papillata Vosmaer, 1885 (original description)
Oceanapia robusta (Bowerbank, 1866) (basis of record)
Pachychalina schmidti Lundbeck, 1902 (original description)
Petrosia crassa (Carter, 1876) represented as Petrosia (Petrosia) crassa (Carter, 1876) (additional source)
Reniera clavata Levinsen, 1887 accepted as Haliclona (Haliclona) urceolus (Rathke & Vahl, 1806) (additional source)