Acabaria formosa Nutting, 1911 accepted as Melithaea formosa (Nutting, 1911) (additional source)
Acabaria tenuis Kükenthal, 1908 accepted as Melithaea tenuis (Kükenthal, 1908) (additional source)
Acabaria undulata Kükenthal, 1908 accepted as Melithaea undulata (Kükenthal, 1908) (additional source)
Anthopleura japonica Verrill, 1899 (additional source)
Anthopleura kurogane Uchida & Muramatsu, 1958 (additional source)
Anthopleura midori Uchida & Muramatsu, 1958 accepted as Anthopleura anjunae Den Hartog & Vennam, 1993 (additional source)
Anthopleura pacifica Uchida, 1938 accepted as Anthopleura nigrescens (Verrill, 1928) (additional source)
Antipathes lata Silberfeld, 1909 accepted as Myriopathes lata (Silberfeld, 1909) (additional source)
Bellonella rigida Pütter, 1900 accepted as Nidalia rigida (Pütter, 1900) accepted as Eleutherobia rigida (Pütter, 1900) (additional source)
Bellonella rubra Brundin, 1896 accepted as Eleutherobia rubra (Brundin, 1896) (additional source)
Calliactis japonica Carlgren, 1928 (additional source)
Cavernularia obesa Valenciennes in Milne Edwards & Haime, 1850 (additional source)
Cerianthus filiformis Carlgren, 1922 (additional source)
Dendrophyllia cribrosa Milne Edwards & Haime, 1851 (additional source)
Echinoptilum macintoshi Hubrecht, 1885 (additional source)
Euplexaura abietina Kükenthal, 1908 (additional source)
Euplexaura recta (Nutting, 1910) (additional source)
Heterocyathus aequicostatus Milne Edwards & Haime, 1848 (additional source)
Melithaea densa (Kükenthal, 1908) accepted as Melithaea japonica (Verrill, 1865) (additional source)
Melithaea flabellifera (Kükenthal, 1908) accepted as Melithaea japonica (Verrill, 1865) (additional source)
Oulangia stokesiana miltoni Yabe & Eguchi, 1932 (additional source)
Paracondylactis hertwigi (Wassilieff, 1908) (additional source)
Plumarella adhaerans Nutting, 1912 (additional source)
Plumarella rigida Kükenthal & Gorzawsky, 1908 (additional source)
Pseudocladochonus hicksoni Versluys, 1907 (additional source)
Verrillactis paguri (Stimpson in Verrill, 1869) (additional source)
Virgularia halisceptrum Broch, 1910 (additional source)
Virgularia juncea (Pallas, 1766) (additional source)