Anemonia sulcata (Pennant, 1777) accepted as Anemonia viridis (Forsskål, 1775) (additional source)
Bathypathes Brook, 1889 (additional source)
Ceratotrochus magnaghii Cecchini, 1914 (additional source)
Ceriantheopsis americana (Agassiz in Verrill, 1864) (additional source)
Cerianthus Delle Chiaje, 1841 (additional source)
Edwardsia andresi Danielssen, 1890 (additional source)
Edwardsia elegans Verrill, 1869 (additional source)
Edwardsia tuberculata Dueben & Koren, 1847 (additional source)
Edwardsiella lineata (Verrill in Baird, 1873) (additional source)
Enallopsammia rostrata (Pourtalès, 1878) (additional source)
Halcampa duodecimcirrata (Sars, 1851) (additional source)
Halcampoides purpurea (Studer, 1879) accepted as Halcampoides purpureus (Studer, 1879) (additional source)
Haliplanella luciae (Verrill, 1898) accepted as Diadumene lineata (Verrill, 1869) (additional source)
Haloclava Verrill, 1899 (additional source)
Haloclava producta (Stimpson, 1856) (additional source)
Metridium senile (Linnaeus, 1761) (additional source)
Nematostella vectensis Stephenson, 1935 (additional source)
Parazoanthus axinellae (Schmidt, 1862) (additional source)
Phyllangia mouchezii (Lacaze-Duthiers, 1897) accepted as Phyllangia americana mouchezii (Lacaze-Duthiers, 1897) (additional source)
Stomphia (Gosse, 1859) (additional source)