Acarnus tortilis Topsent, 1892 (additional source)
Alloscleria glabra (Topsent, 1898) accepted as Topsentia glabra (Topsent, 1898) (additional source)
Clathrina coriacea (Montagu, 1814) (additional source)
Cliona celata Grant, 1826 (additional source)
Cliona viridis (Schmidt, 1862) (additional source)
Cliothosa hancocki (Topsent, 1888) (additional source)
Dysidea fragilis (Montagu, 1814) (additional source)
Eurypon clavatum (Bowerbank, 1866) (additional source)
Geodia cydonium (Linnaeus, 1767) (additional source)
Halichondria membrana (Bowerbank, 1866) represented as Halichondria (Halichondria) panicea (Pallas, 1766) (additional source)
Halichondria panicea (Pallas, 1766) represented as Halichondria (Halichondria) panicea (Pallas, 1766) (additional source)
Haliclona cinerea (Grant, 1826) represented as Haliclona (Reniera) cinerea (Grant, 1826) (additional source)
Hymeniacidon sanguinea (Grant, 1826) accepted as Hymeniacidon perlevis (Montagu, 1814) (additional source)
Leuconia crambessa (Haeckel, 1872) accepted as Leucandra crambessa Haeckel, 1872 (basis of record)
Leuconia solida (Schmidt, 1862) accepted as Leucetta solida (Schmidt, 1862) (additional source)
Leucosolenia variabilis Haeckel, 1870 (additional source)
Microciona cleistochela (Topsent, 1925) accepted as Clathria (Microciona) cleistochela Topsent, 1925 (additional source)
Microciona gradalis (Topsent, 1925) accepted as Clathria (Microciona) gradalis Topsent, 1925 (additional source)
Mycale contarenii (Lieberkühn, 1859) represented as Mycale (Aegogropila) contarenii (Lieberkühn, 1859) (additional source)
Prosuberites epiphytum sensu Topsent, 1900 accepted as Protosuberites denhartogi van Soest & de Kluijver, 2003 (additional source)
Pseudosuberites sulphureus (Bowerbank, 1866) (additional source)
Raspaciona aculeata (Johnston, 1842) (additional source)
Suberites carnosus (Johnston, 1842) (additional source)
Sycon ciliatum (Fabricius, 1780) (additional source)
Tedania anhelans (Vio in Olivi, 1792) represented as Tedania (Tedania) anhelans (Vio in Olivi, 1792) (additional source)
Terpios fugax Duchassaing & Michelotti, 1864 (additional source)
Tethya citrina Sarà & Melone, 1965 (additional source)
Tethyspira spinosa (Bowerbank, 1874) (additional source)
Timea unistellata (Topsent, 1892) (additional source)

Ionian Sea for Acarnus tortilis Topsent, 1892 
Ionian Sea for Alloscleria glabra (Topsent, 1898) 
Ionian Sea for Clathrina coriacea (Montagu, 1814) 
Ionian Sea for Cliona celata Grant, 1826 
Ionian Sea for Cliona viridis (Schmidt, 1862) 
Ionian Sea for Cliothosa hancocki (Topsent, 1888) 
Ionian Sea for Dysidea fragilis (Montagu, 1814) 
Ionian Sea for Eurypon clavatum (Bowerbank, 1866) 
Ionian Sea for Geodia cydonium (Linnaeus, 1767) 
Ionian Sea for Halichondria membrana (Bowerbank, 1866) 
Ionian Sea for Halichondria panicea (Pallas, 1766) 
Ionian Sea for Haliclona cinerea (Grant, 1826) 
Ionian Sea for Hymeniacidon sanguinea (Grant, 1826) 
Ionian Sea for Leuconia crambessa (Haeckel, 1872) 
Ionian Sea for Leuconia solida (Schmidt, 1862) 
Ionian Sea for Leucosolenia variabilis Haeckel, 1870 
Ionian Sea for Microciona cleistochela (Topsent, 1925) 
Ionian Sea for Microciona gradalis (Topsent, 1925) 
Ionian Sea for Mycale contarenii (Lieberkühn, 1859) 
Ionian Sea for Prosuberites epiphytum sensu Topsent, 1900 
Ionian Sea for Pseudosuberites sulphureus (Bowerbank, 1866) 
Ionian Sea for Raspaciona aculeata (Johnston, 1842) 
Ionian Sea for Suberites carnosus (Johnston, 1842) 
Ionian Sea for Sycon ciliatum (Fabricius, 1780) 
Ionian Sea for Tedania anhelans (Vio in Olivi, 1792) 
Ionian Sea for Terpios fugax Duchassaing & Michelotti, 1864  (inaccurate)
Ionian Sea for Tethya citrina Sarà & Melone, 1965 
Ionian Sea for Tethyspira spinosa (Bowerbank, 1874) 
Ionian Sea for Timea unistellata (Topsent, 1892)