| Nominal Species (n = 95) | Present allocation (n = 82) | Ref. |
|---|---|---|
| Synops alba Kieschnick, 1896 | Geodia alba | 3477 |
| Geodia alba var. minor Hentschel, 1912 | Geodia alba | 3477 |
| Erylus alleni de Laubenfels, 1934 | Erylus alleni | 3477 |
| Penares angeli Sim-Smith, Hickman & Kelly, 2021 | Penares angeli | 3477 |
| Sidonops angulata Lendenfeld, 1910 | Sidonops angulata | 19 |
| Penares anisoxia Boury-Esnault, 1973 | Penares anisoxia | 19 |
| Caminus apiarium Schmidt, 1870 | Geodia apiarium | 3477 |
| Geodia arabica Carter, 1869 | Geodia arabica | 3477 |
| Geodia areolata Carter, 1880 | Geodia areolata | 3477 |
| Geodia arripiens Lindgren, 1897 | Geodia arripiens | 3477 |
| Erylus bahamensis Pulitzer-Finali, 1986 | Erylus bahamensis | 81807 |
| Geodia barretti Bowerbank, 1858 | Geodia barretti | 84290 |
| Cydonium berryi Sollas, 1888 | Geodia berryi | 3477 |
| Geodia boesraugi Van Soest & Hooper, 2020 | Geodia boesraugi | 3477 |
| Erylus burtoni Lévi & Lévi, 1983 | Erylus burtoni | 3477 |
| Erylus caliculatus Lendenfeld, 1910 | Erylus caliculatus | 3477 |
| Geodia cariboea Duchassaing & Michelotti, 1864 | Geodia gibberosa | 75097 |
| Penares chelotropa Boury-Esnault, 1973 | Penares chelotropa | 19 |
| Caminus chinensis Lindgren, 1897 | Caminus chinensis | 81108 |
| Erylus clavatus Pulitzer-Finali, 1986 | Erylus formosus | 75097 |
| Erylus cornutus Wilson, 1925 | Erylus cornutus | 3125 |
| Penares cortius De Laubenfels, 1930 | Penares cortius | 19 |
| Geodia cydonium Müller, 1798 | Geodia cydonium | 19 |
| Erylus decumbens Lindgren, 1897 | Erylus decumbens | 84290 |
| Stelletta discophora Schmidt, 1862 | Erylus discophorus | 19 |
| Geodia distincta Lindgren, 1897 | Geodia distincta | 3477 |
| Cydonium eosaster Sollas, 1888 | Geodia eosaster | 3477 |
| Erylus fibrillosus Lévi & Lévi, 1983 | Erylus fibrillosus | 3477 |
| Geodia flexisclera Pulitzer-Finali, 1986 | Geodia gibberosa | 75097 |
| Erylus formosus Sollas, 1886 | Erylus formosus | 19 |
| Erylus geodioides Burton & Rao, 1932 | Erylus geodioides | 3477 |
| Geodia gibberella de Laubenfels, 1951 | Geodia gibberella | 3477 |
| Geodia gibberosa Lamarck, 1815 | Geodia gibberosa | 19 |
| Geodia globostellifera Carter, 1880 | Geodia globostellifera | 3477 |
| Erylus goffrilleri Wiedenmayer, 1977 | Erylus goffrilleri | 3477 |
| Stelletta helleri Schmidt, 1864 | Penares helleri | 75097 |
| Cydonium hirsutum Sollas, 1886 | Geodia hirsuta | 3477 |
| Erylus inaequalis Kieschnick, 1896 | Erylus inaequalis | 3477 |
| Pachymatisma inconspicua Bowerbank, 1873 | Geodia inconspicua | 3477 |
| Penares incrustans Tanita, 1963 | Penares incrustans | 19 |
| Plakinastrella intermedia Dendy, 1905 | Penares intermedia | 75097 |
| Geodia japonica Sollas, 1888 | Geodia japonica | 3477 |
| Geodia japonica spherulifera Wilson, 1925 | Geodia japonica | 3477 |
| Halichondria johnstonia Bowerbank, 1842 | Pachymatisma johnstonia | 75097 |
| Pachymatisma johnstonia Bowerbank, 1842 | Pachymatisma johnstonia | 3477 |
| Geodia kuekenthali Thiele, 1900 | Geodia kuekenthali | 3477 |
| Placospongia labyrinthica Kirkpatrick, 1903 | Geodia labyrinthica | 3477 |
| Geodia lebwohli Van Soest & Hooper, 2020 | Geodia lebwohli | 3477 |
| Erylus lendenfeldi Sollas, 1888 | Erylus lendenfeldi | 3477 |
| Geodia macandrewii Bowerbank, 1858 | Geodia macandrewii | 3477 |
| Stelletta mastoidea Schmidt, 1880 | Penares mastoidea | 75097 |
| Geodia mesotriaena Lendenfeld, 1910 | Geodia mesotriaena | 19 |
| Penares micraster Lévi, 1993 | Penares micraster | 3477 |
| Sidonops microspinosa Wilson, 1925 | Sidonops microspinosa | 3125 |
| Erylus ministrongylus Hechtel, 1965 | Erylus ministrongylus | 19 |
| Cydonium muelleri Fleming, 1828 | Geodia cydonium | 75097 |
| Synops neptuni Sollas, 1886 | Sidonops neptuni | 81807 |
| Geodia nigra Lendenfeld, 1888 | Geodia nigra | 3477 |
| Isops nigra Lindgren, 1897 | Isops nigra | 3477 |
| Geodia nilslindgreni Van Soest & Hooper, 2020 | Geodia nilslindgreni | 3477 |
| Erylus nobilis Thiele, 1900 | Erylus nobilis | 3477 |
| Geodia nodastrella Carter, 1876 | Geodia nodastrella | 19 |
| Jasplakina nux de Laubenfels, 1954 | Penares nux | 3477 |
| Penares orthotriaena Burton, 1931 | Penares orthotriaena | 19 |
| Caminus osculosus Grübe, 1872 | Pachymatisma johnstonia | 75097 |
| Isops ostracomorpha Lévi & Lévi, 1989 | Isops ostracomorpha | 3125 |
| Isops pallida Vosmaer, 1882 | Isops phlegraei | 84290 |
| Penares palmatoclada Lévi, 1993 | Penares palmatoclada | 3477 |
| Geodia papyracea Hechtel, 1965 | Geodia papyracea | 415 |
| Geodia parva Hansen, 1885 | Isops phlegraei | 84290 |
| Geodia perarmata Bowerbank, 1873 | Geodia perarmata | 3477 |
| Erylus philippinens Lévi & Lévi, 1989 | Erylus philippinens | 3125 |
| Geodia philippinensis Wilson, 1925 | Geodia philippinensis | 3125 |
| Isops phlegraei Sollas, 1880 | Isops phlegraei | 84290 |
| Sidonops picteti Topsent, 1897 | Sidonops picteti | 3477 |
| Erylus placenta Thiele, 1898 | Erylus placenta | 3477 |
| Geodia polytriaena Almeida, Sandes, Guimarães & Muricy, 2021 | Geodia polytriaena | 3477 |
| Erylus proximus Dendy, 1916 | Erylus proximus | 3477 |
| Synops pyriformis Vosmaer, 1882 | Isops phlegraei | 84290 |
| Geodinella robusta Lendenfeld, 1910 | Geodinella robusta | 19 |
| Erylus rotundus Lendenfeld, 1910 | Erylus rotundus | 3477 |
| Melophlus sarasinorum Thiele, 1899 | Melophlus sarasinorum | 3477 |
| Penares sclerobesa Topsent, 1904 | Penares sclerobesa | 19 |
| Erylus sollasi Lendenfeld, 1910 | Erylus sollasi | 3477 |
| Penares sollasi Thiele, 1900 | Penares sollasi | 19 |
| Geodia sparsa Wilson, 1925 | Geodia sparsa | 3125 |
| Cydonium sphaeroides Kieschnick, 1896 | Geodia sphaeroides | 3477 |
| Isops sphaeroides Vosmaer, 1882 | Isops phlegraei | 84290 |
| Geodinella spherastrosa Wilson, 1925 | Geodia spherastrosa | 81684 |
| Geodia thomsonii Schmidt, 1870 | Geodia thomsonii | 3477 |
| Geodia tumulosa Bowerbank, 1872 | Geodia gibberosa | 75097 |
| Penares tylotaster Dendy, 1924 | Penares tylotaster | 19 |
| Geodia vaubani Lévi & Lévi, 1983 | Geodia vaubani | 3477 |
| Geodinella vestigifera Dendy, 1924 | Geodia vestigifera | 3477 |
| Erylus williamsae Goodwin & Downey, 2021 | Erylus williamsae | 3477 |