Alectona millari Carter, 1879 (additional source)
Aplysilla sulfurea Schulze, 1878 (additional source)
Dragmastra normani (Sollas, 1880) accepted as Stelletta normani Sollas, 1880 (additional source)
Hamacantha falcula (Bowerbank, 1874) represented as Hamacantha (Vomerula) falcula (Bowerbank, 1874) (additional source)
Hymedesmia curvichela Lundbeck, 1910 represented as Hymedesmia (Hymedesmia) curvichela Lundbeck, 1910 (additional source)
Hymedesmia minuta Alander, 1935 represented as Hymedesmia (Hymedesmia) minuta Alander, 1935 (original description)
Hymedesmia paupertas (Bowerbank, 1866) represented as Hymedesmia (Hymedesmia) paupertas (Bowerbank, 1866) (additional source)
Hymedesmia primitiva Lundbeck, 1910 represented as Hymedesmia (Stylopus) primitiva Lundbeck, 1910 (additional source)
Hymedesmia similis Lundbeck, 1910 represented as Hymedesmia (Hymedesmia) similis Lundbeck, 1910 (additional source)
Hymenancora tenuisclera Lundbeck, 1910 (additional source)
Isops phlegraei Sollas, 1880 accepted as Geodia phlegraei (Sollas, 1880) (additional source)
Melonanchora elliptica Carter, 1874 (additional source)
Plocamionida microcionides (Carter, 1876) (additional source)
Pseudosuberites hyalinus (Ridley & Dendy, 1887) (additional source)
Quasillina brevis (Bowerbank, 1861) (additional source)
Quasillina richardi Topsent, 1913 (additional source)
Spongia carteri Burton, 1930 accepted as Spongionella pulchella (Sowerby, 1804) (additional source)
Stryphnus ponderosus (Bowerbank, 1866) (additional source)
Stylopus aceratus (Topsent, 1904) accepted as Hymedesmia (Stylopus) acerata (Topsent, 1904) (additional source)
Suberites carnosus (Johnston, 1842) (additional source)
Tethya lyncurium (Linnaeus, 1767) accepted as Tethya aurantium (Pallas, 1766) (additional source)
Tetilla cranium (Müller, 1776) accepted as Craniella cranium (Müller, 1776) (additional source)

North Sea for Alectona millari Carter, 1879 
North Sea for Aplysilla sulfurea Schulze, 1878 
North Sea for Dragmastra normani (Sollas, 1880) 
North Sea for Hamacantha falcula (Bowerbank, 1874) 
North Sea for Hymedesmia curvichela Lundbeck, 1910 
North Sea for Hymedesmia minuta Alander, 1935 
North Sea for Hymedesmia paupertas (Bowerbank, 1866) 
North Sea for Hymedesmia primitiva Lundbeck, 1910 
North Sea for Hymedesmia similis Lundbeck, 1910 
North Sea for Hymenancora tenuisclera Lundbeck, 1910 
North Sea for Isops phlegraei Sollas, 1880 
North Sea for Melonanchora elliptica Carter, 1874 
North Sea for Plocamionida microcionides (Carter, 1876) 
North Sea for Pseudosuberites hyalinus (Ridley & Dendy, 1887)  (inaccurate)
North Sea for Pseudosuberites hyalinus (Ridley & Dendy, 1887)  (inaccurate)
North Sea for Quasillina brevis (Bowerbank, 1861) 
North Sea for Quasillina richardi Topsent, 1913 
North Sea for Spongia carteri Burton, 1930 
North Sea for Stylopus aceratus (Topsent, 1904) 
North Sea for Suberites carnosus (Johnston, 1842) 
North Sea for Tethya lyncurium (Linnaeus, 1767) 
North Sea for Tetilla cranium (Müller, 1776)