| Nominal Species (n = 85) | Present allocation (n = 80) | Ref. |
|---|---|---|
| Pseudocucumis acicula Semper, 1868 | Pseudocucumis acicula | 485 |
| Stolus albescens Liao, 1995 | Stolus albescens | 81020 |
| Thyonidium anatinum Perrier, 1903 | Pentadactyla longidentis | 89030 |
| Thyone anomala Oestergren, 1898 | Thyone anomala | 567 |
| Phyllophorus arenicola Pawson & Miller, 1992 | Phyllophorus arenicola | 485 |
| Thyone articulata Vaney, 1908 | Thyone articulata | 485 |
| Thyone basescoi Cherbonnier, 1972 | Thyone basescoi | 485 |
| Pentamera beebei Deichmann, 1938 | Pentamera beebei | 3477 |
| Thyone benti Deichmann, 1937 | Thyone benti | 523 |
| Thyone bicornis Ohshima, 1915 | Thyone bicornis | 19 |
| Holothuria briareus Lesueur, 1824 | Thyone briareus | 75097 |
| Phyllophorus brocki Ludwig, 1888 | Phyllophorus brocki | 485 |
| Thyone caudata Hutton, 1872 | Pentadactyla longidentis | 89030 |
| Pentamera charlottae Deichmann, 1938 | Pentamera charlottae | 19 |
| Thyone cherbonnieri Reys, 1960 | Thyone cherbonnieri | 356 |
| Cucumaria chiloensis Ludwig, 1887 | Pentamera chiloensis | 3477 |
| Cucumaria cognata Lampert, 1885 | Thyone cognata | 75097 |
| Stolus cognatus Lampert, 1885 | Stolus cognatus | 446 |
| Phyllophorus dearmatus Dendy & Hindle, 1907 | Neothyonidium dearmatus | 88950 |
| Phyllophorus destichadus Deichmann, 1930 | Phyllophorus destichadus | 19 |
| Ekmania diomedeae Ohshima, 1915 | Ekmania diomedeae | 523 |
| Phyllophorus drachi Cherbonnier & Guille, 1968 | Phyllophorus drachi | 356 |
| Semperiella drozdovi Levin & Stepanov, 1999 | Semperiella drozdovi | 485 |
| Phyllophorus dubius Cherbonnier, 1960 | Phyllophorus dubius | 81020 |
| Thyone dura Koehler & Vaney, 1908 | Thyone dura | 485 |
| Thyone fusus mediterranea Madsen, 1941 | Thyone fusus | 3477 |
| Thyone fusus mediterranea Madsen, 1941 | Thyone fusus mediterranea | 356 |
| Thyone gadeana Perrier, 1898 | Thyone gadeana | 3477 |
| Phyllophorus granulatus Grube, 1840 | Phyllophorus granulatus | 466 |
| Cladolabes hamatus Sluiter, 1914 | Cladolabes hamatus | 485 |
| Thyone herberti Thandar & Rajpal, 1999 | Thyone herberti | 485 |
| Thyone hirta Cherbonnier, 1970 | Thyone hirta | 356 |
| Thyone inermis Heller, 1868 | Thyone inermis | 3477 |
| Thyone infusca Cherbonnier, 1954 | Thyone infusca | 356 |
| Stolus kilberti Rajpal & Thandar, 1999 | Stolus kilberti | 453 |
| Neocucumis kilburni Rajpal & Thandar, 1998 | Neocucumis kilburni | 485 |
| Phyllophorus kohkutiensis Heding & Panning, 1954 | Phyllophorus kohkutiensis | 77935 |
| Thyone kyusyuensis Yamana, Ogawa & Ohtsuka in Yamana et al., 2021 | Thyone kyusyuensis | 3477 |
| Thyone liaoi Yamana, Ogawa & Ohtsuka in Yamana et al., 2021 | Thyone liaoi | 3477 |
| Cucumaria lissoplaca Clark, 1924 | Pentamera lissoplaca | 75097 |
| Phyllophorus liuwutiensis Yang, 1937 | Phyllophorus liuwutiensis | 77935 |
| Thyone longidentis Hutton, 1872 | Pentadactyla longidentis | 89030 |
| Thyone micropunctata Sluiter, 1910 | Thyone micropunctata | 19 |
| Pentamera montereyensis Deichmann, 1938 | Pentamera montereyensis | 19 |
| Thyone montoucheti Tommasi, 1971 | Thyone montoucheti | 479 |
| Thyone muricata Studer | Thyone muricata | 485 |
| Thyonidium occidentalis Ludwig, 1875 | Phyllophorus occidentalis | 75097 |
| Thyone okeni Bell, 1884 | Thyone okeni | 485 |
| Phyllophorus ordinata Chang, 1935 | Phyllophorus ordinata | 81020 |
| Phyllophorus ordinatus Chang, 1935 | Phyllophorus ordinatus | 77935 |
| Phyllophorus palmae Lopez, 1962 | Phyllophorus palmae | 479 |
| Thyone papuensis Théel, 1886 | Thyone papuensis | 485 |
| Phyllophorus parvipedes Clark, 1938 | Phyllophorus spiculata | 3477 |
| Neothyonidium parvum Ludwig, 1881 | Neothyonidium parvum | 479 |
| Thyonidium parvus Ludwig, 1881 | Phyllophorus parvus | 75097 |
| Thyone pedata Semper, 1868 | Thyone pedata | 81020 |
| Phyllophorus pedinaequalis Cherbonnier, 1969 | Phyllophorus pedinaequalis | 356 |
| Cucumaria populifera Stimpson, 1864 | Pentamera populifera | 75097 |
| Thyone profusus Cherbonnier & Feral, 1981 | Thyone profusus | 81020 |
| Thyone propinqua Cherbonnier, 1970 | Thyone propinqua | 356 |
| Phyllophorus proteus Bell, 1884 | Phyllophorus proteus | 3477 |
| Pentamera pseudocalcigera Deichmann, 1938 | Pentamera pseudocalcigera | 19 |
| Thyone pseudofusus Deichmann, 1930 | Thyone pseudofusus | 19 |
| Thyone roscovita Herouard, 1889 | Thyone roscovita | 19 |
| Phyllophorus rosetta Thandar, 1994 | Phyllophorus rosetta | 485 |
| Phyllophorus roseus Cherbonnier & Feral, 1981 | Phyllophorus roseus | 81020 |
| Thyonidium rugosum Théel, 1886 | Pentadactyla longidentis | 89030 |
| Stolus sacellus Selenka, 1867 | Stolus sacellus | 485 |
| Cladolabes schmeltzii Ludwig, 1875 | Cladolabes schmeltzii | 485 |
| Phyllophorus seguroensis Deichmann, 1930 | Phyllophorus seguroensis | 19 |
| Phyllophorus spiculata Chang, 1935 | Phyllophorus spiculata | 81020 |
| Phyllophorus spiculatus Chang, 1935 | Phyllophorus spiculatus | 85042 |
| Thyone spinifera Liao, 1995 | Thyone spinifera | 81020 |
| Afrocucumis strecki Massin, 1996 | Afrocucumis strecki | 485 |
| Thyone surinamensis Semper, 1868 | Thyone surinamensis | 19 |
| Thyone suspecta Ludwig, 1875 | Thyone suspecta | 19 |
| Thyone tanyspeira Pawson & Miller, 1988 | Thyone tanyspeira | 485 |
| Cucumaria tenuicoriata Wells, 1924 | Pentamera populifera | 75097 |
| Thyone toyoshiomaruae Yamana, Ogawa & Ohtsuka in Yamana et al., 2021 | Thyone toyoshiomaruae | 3477 |
| Cucumaria trachyplaca Clark, 1924 | Pentamera trachyplaca | 75097 |
| Phyrella trapeza Clark, 1932 | Phyrella trapeza | 485 |
| Thyone tritus Sliter, 1910 | Phyllophorus tritus | 75097 |
| Phyllophorus urna Grube, 1840 | Phyllophorus urna | 3477 |
| Euthyonidium veleronis Deichmann, 1941 | Neocucumis veleronis | 3477 |
| Thyone wahrbergi Madsen, 1941 | Thyone wahrbergi | 19 |