Actinoscyphia Stephenson, 1920 (additional source)
Actinostola Verrill, 1883 (additional source)
Actinostola callosa (Verrill, 1882) (additional source)
Antholoba Hertwig, 1882 (additional source)
Choriactis (additional source)
Cyananthea hydrothermala Doumenc & Van-Praët, 1988 (additional source)
Epiparactis Carlgren, 1921 (additional source)
Hadalanthus knudseni Carlgren, 1956 (additional source)
Hormathia spinosa (Hertwig, 1882) (additional source)
Isozoanthus Carlgren in Chun, 1903 (additional source)
Kadosactis antarctica (Carlgren, 1928) (additional source)
Kadosactis rosea Danielssen, 1890 (additional source)
Kadosactis sulcata Carlgren, 1934 (additional source)
Maractis rimicarivora Fautin & Barber, 1999 (additional source)
Marianactis Fautin & Hessler, 1989 (additional source)
Marianactis bythios Fautin & Hessler, 1989 (additional source)
Ophiodiscus Hertwig, 1882 (additional source)
Pacmanactis hashimotoi López-González, Rodríguez & Segonzac, 2005 (additional source)
Paractinostola Carlgren, 1928 accepted as
Actinostola Verrill, 1883 (additional source)
Paranthosactis denhartogi López-González, Rodríguez, Gili & Segonzac, 2003 (additional source)
Paraphelliactis michaelsarsi Carlgren, 1934 (additional source)
Paraphelliactis pabista Dunn, 1982 (additional source)
Paraphelliactis spinosa Carlgren, 1928 (additional source)
Phellia Gosse, 1858 (additional source)
Phelliactis callicyclus Riemann-Zürneck, 1973 (additional source)
Phelliactis capricornis Riemann-Zürneck, 1973 (additional source)
Phelliactis hertwigi Simon, 1892 accepted as
Phelliactis hertwigii Simon, 1892 (additional source)
Phelliactis hydrothermala Sanamyan & Sanamyan, 2007 (original description)
Phelliactis lophohelia Riemann-Zürneck, 1973 (additional source)
Phelliactis robusta Carlgren, 1928 (additional source)
Phelliactis somaliensis Carlgren, 1928 (additional source)
Seepactis Sanamyan & Sanamyan, 2007 (original description)
Seepactis galkini Sanamyan & Sanamyan, 2007 (original description)
Sicyonis Hertwig, 1882 (additional source)
Sicyopus commensalis Gravier, 1918 accepted as
Englandactis commensalis (Gravier, 1918) (additional source)
Stomphia (Gosse, 1859) (additional source)
Nontype ZMMU, geounit United States Exclusive Economic Zone, identified as
Seepactis galkini Sanamyan & Sanamyan, 2007
Paratype ZMMU, geounit United States Exclusive Economic Zone, identified as
Seepactis galkini Sanamyan & Sanamyan, 2007
Paratype ZMMU, geounit United States Exclusive Economic Zone, identified as
Seepactis galkini Sanamyan & Sanamyan, 2007
Holotype ZMMU Ec-105, geounit United States Exclusive Economic Zone, identified as
Seepactis galkini Sanamyan & Sanamyan, 2007
Nontype ZMMU Ec-107, geounit Mexican Exclusive Economic Zone, identified as
Phelliactis hydrothermala Sanamyan & Sanamyan, 2007
Nontype SIO IV-9-Act-07-013, 014, geounit High Seas, identified as
Cyananthea hydrothermala Doumenc & Van-Praët, 1988
Nontype SIO IV-9-Act-07-015, geounit Mexican Exclusive Economic Zone, identified as
Cyananthea hydrothermala Doumenc & Van-Praët, 1988