Abietinaria kincaidi (Nutting, 1901) (basis of record)
Abietinaria turgida (Clark, 1877) (additional source)
Aequorea albida A. Agassiz, 1862 (additional source)
Aequorea coerulescens (Brandt, 1835) (additional source)
Aequorea victoria (Murbach & Shearer, 1902) (basis of record)
Bougainvillia bougainvillei (Brandt, 1835) (basis of record)
Bougainvillia carolinensis (McCrady, 1859) (additional source)
Bougainvillia multitentaculata Foerster, 1923 (basis of record)
Bythotiara huntsmani (Fraser, 1911) (basis of record)
Calycopsis birulai (Linko, 1913) accepted as Eumedusa birulai (Linko, 1913) (additional source)
Campanularia crenata (Hartlaub, 1901) accepted as Orthopyxis crenata (Hartlaub, 1901) (additional source)
Campanularia groenlandica Levinsen, 1893 (additional source)
Cladonema californicum Hyman, 1947 (basis of record)
Clytia folleata (McCrady, 1859) (basis of record)
Clytia gregaria (Agassiz, 1862) (basis of record)
Clytia languida (A. Agassiz, 1862) accepted as Clytia hemisphaerica (Linnaeus, 1767) (basis of record)
Coryne rosaria L. Agassiz, 1862 (basis of record)
Ectopleura crocea (Agassiz, 1862) (additional source)
Ectopleura larynx (Ellis & Solander, 1786) (additional source)
Eirene mollis Torrey, 1909 (basis of record)
Eperetmus typus Bigelow, 1915 (basis of record)
Eudendrium arbuscula Wright, 1859 (basis of record)
Eudendrium cingulatum Stimpson, 1853 (additional source)
Eudendrium cochleatum Allman, 1877 (additional source)
Eudendrium dispar L. Agassiz, 1862 (additional source)
Eudendrium ramosum Van Beneden, 1844 accepted as Bougainvillia muscus (Allman, 1863) (additional source)
Euphysa japonica (Maas, 1909) (basis of record)
Garveia brevis (Fraser, 1918) (additional source)
Garveia cerulea (Clarke, 1882) accepted as Calyptospadix cerulea Clarke, 1882 (additional source)
Grammaria gracilis Stimpson, 1854 (additional source)
Halecium beanii (Johnston, 1838) (additional source)
Halecium scutum Clark, 1977 (additional source)
Halimedusa typus Bigelow, 1916 (basis of record)
Halitholus cirratus Hartlaub, 1914 (additional source)
Halopteris tenella (Verrill, 1874) (basis of record)
Hybocodon pendulus (L. Agassiz, 1862) accepted as Corymorpha pendula L. Agassiz, 1862 (additional source)
Hydractinia americana (Mayer, 1910) accepted as Podocoryna americana (Mayer, 1910) (additional source)
Hydractinia arge (Clarke, 1882) (basis of record)
Hydractinia borealis (Mayer, 1900) accepted as Podocoryna borealis (Mayer, 1900) (basis of record)
Hydractinia carnea (M. Sars, 1846) accepted as Podocoryna carnea M. Sars, 1846 (additional source)
Hydractinia polyclina L. Agassiz, 1860 (additional source)
Hydractinia valens Fraser, 1941 (additional source)
Lafoea fruticosa (Sars, 1851) accepted as Lafoea dumosa (Fleming, 1820) (additional source)
Lafoea symmetrica Bonnevie, 1899 (additional source)
Laomedea amphora L. Agassiz, 1862 (additional source)
Melicertum georgicum Agassiz, 1862 accepted as Melicertum octocostatum (M. Sars, 1835) (additional source)
Mitrocoma discoidea Torrey, 1909 (additional source)
Nemertesia americana (Nutting, 1900) (additional source)
Neoturris breviconis (Murbach & Shearer, 1902) (basis of record)
Neoturris pelagica (Agassiz & Mayer, 1902) (basis of record)
Polyorchis penicillatus (Eschscholtz, 1829) (basis of record)
Rhizogeton fusiformis L. Agassiz, 1862 (additional source)
Sarsia angulata (Mayer, 1900) accepted as Coryne angulata (Mayer, 1900) (basis of record)
Sertularella geniculata Hincks, 1874 accepted as Sertularella tenella (Alder, 1857) (additional source)
Sertularia latiuscula Stimpson, 1853 (additional source)
Sertularia similis Clark, 1877 (additional source)
Solmissus incisus (Fewkes, 1886) accepted as Solmissus incisa (Fewkes, 1886) (basis of record)
Solmissus marshalli Agassiz & Mayer, 1902 (additional source)
Sphaerocoryne agassizii (McCrady, 1859) (additional source)
Stomotoca atra L. Agassiz, 1862 (additional source)
Thuiaria cylindrica Clark, 1877 (basis of record)
Thuiaria laxa Allman, 1874 (additional source)
Tiaropsidium kelseyi Torrey, 1909 (basis of record)
Tima formosa L. Agassiz, 1862 (additional source)