URMO Taxon list
Actinauge abyssorum Carlgren, 1934
Actinauge bocki Carlgren, 1943
Actinauge chilensis Carlgren, 1959
Actinauge cristata Riemann-Zürneck, 1986
Actinauge granulata Carlgren, 1928
Actinauge longicornis (Verrill, 1882)
Actinauge richardi (Marion, 1906)
Actinauge verrilli McMurrich, 1893 accepted as Actinauge verrillii McMurrich, 1893
Actinauge verrillii McMurrich, 1893
Adamsia carciniopados (Otto, 1823) accepted as Adamsia palliata (Fabricius, 1779) accepted as Calliactis palliata (Müller, 1776)
Adamsia fusca Milne Edwards, 1857
Adamsia involvens McMurrich, 1893 accepted as Paracalliactis consors (Verrill, 1882)
Adamsia obvolva Daly, Ardelean, Cha, Campbell & Fautin, 2004 accepted as Paracalliactis obvolva (Daly, Ardelean, Cha, Campbell & Fautin, 2004)
Adamsia palliata (Fabricius, 1779) accepted as Calliactis palliata (Müller, 1776)
Adamsia sociabilis Verrill, 1882 accepted as Calliactis sociabilis (Verrill, 1882)
Allantactis parasitica Danielssen, 1890
Calliactis algoaensis Carlgren, 1938
Calliactis androgyna Riemann-Zürneck, 1975
Calliactis annulata Carlgren, 1922
Calliactis argentacolorata Pei, 1996
Calliactis argentacoloratus Pei, 1996 accepted as Calliactis argentacolorata Pei, 1996
Calliactis armillatas Verrill, 1928
Calliactis brevicornis (Studer, 1879)
Calliactis conchicola Parry, 1952 accepted as Calliactis conchiola Parry, 1952
Calliactis conchiola Parry, 1952
Calliactis decorata (Drayton in Dana, 1849) accepted as Calliactis polypus (Forsskċl, 1775)
Calliactis fusca (Quoy & Gaimard, 1833) accepted as Adamsia fusca Milne Edwards, 1857
Calliactis japonica Carlgren, 1928
Calliactis marmorata Studer, 1879
Calliactis miriam Haddon & Shackleton, 1893 accepted as Calliactis polypus (Forsskċl, 1775)
Calliactis palliata (Müller, 1776)
Calliactis parasitica (Couch, 1842)
Calliactis polypores Pei, 1996
Calliactis polypus (Forsskċl, 1775)
Calliactis reticulata Stephenson, 1918
Calliactis rondeletii (Delle Chiaje, 1828) accepted as Calliactis parasitica (Couch, 1842)
Calliactis sinensis (Verrill, 1869)
Calliactis sociabilis (Verrill, 1882)
Calliactis tricolor (Le Sueur, 1817)
Calliactis valdiviae Carlgren, 1938
Calliactis variegata Verrill, 1869
Calliactis vincentina Pax, 1922 accepted as Anthothoe vincentina (Pax, 1922)
Calliactis xishaensis Pei, 1996
Cataphellia brodricii (Gosse, 1859)
Chondranthus denudatum Migot & Portmann, 1926 accepted as Chondranthus denudatus Migot & Portmann, 1926
Chondranthus denudatus Migot & Portmann, 1926
Chondrophellia africana Carlgren, 1928
Chondrophellia coronata (Verrill, 1883)
Cricophorus nutrix (Stuckey, 1909) accepted as Handactis nutrix (Stuckey, 1909)
Gliactis crassa Gravier, 1918
Handactis nutrix (Stuckey, 1909)
Hormathia alba (Andres, 1881)
Hormathia andersoni Haddon, 1888
Hormathia armata Rodríguez & López-González, 2001
Hormathia castanea (McMurrich, 1904)
Hormathia coronata (Gosse, 1858)
Hormathia digitata (O.F. Müller, 1776)
Hormathia erythrosoma Carlgren, 1927 accepted as Hormathia lacunifera (Stephenson, 1918)
Hormathia georgiana Carlgren, 1927
Hormathia incubans (Gravier, 1918)
Hormathia insignis (Stephenson, 1918)
Hormathia josefi Zhiubikas, 1977
Hormathia lacunifera (Stephenson, 1918)
Hormathia marioni (Haddon, 1889)
Hormathia nodosa (Fabricius, 1780)
Hormathia pectinata (Hertwig, 1882)
Hormathia rhododactyla Carlgren, 1927 accepted as Hormathia lacunifera (Stephenson, 1918)
Hormathia spinosa (Hertwig, 1882)
Hormathianthus tuberculatus Carlgren, 1943
Monactis vestita (Gravier, 1918)
Paracalliactis azorica Doumenc, 1975
Paracalliactis consors (Verrill, 1882)
Paracalliactis involvens (McMurrich, 1893) accepted as Adamsia involvens McMurrich, 1893 accepted as Paracalliactis consors (Verrill, 1882)
Paracalliactis japonica (Carlgren, 1928) accepted as Calliactis japonica Carlgren, 1928
Paracalliactis lacazei Dechancé & Dufaure, 1959 (uncertain )
Paracalliactis mediterranea Ross & Zamponi, 1982 accepted as Hormathia alba (Andres, 1881)
Paracalliactis michaelsarsi Carlgren, 1928
Paracalliactis obvolva (Daly, Ardelean, Cha, Campbell & Fautin, 2004)
Paracalliactis rosea Hand, 1976
Paracalliactis sinica Pei, 1982
Paracalliactis stephensoni Carlgren, 1928
Paracalliactis valdiviae Carlgren, 1928
Paraphellia expansa Haddon, 1886
Paraphellia hunti Haddon & Shackleton, 1893
Paraphellia lineata Haddon & Shackleton, 1893
Paraphellia sanzoi Calabresi, 1926 (uncertain > nomen dubium )
Paraphelliactis michaelsarsi Carlgren, 1934
Paraphelliactis pabista Dunn, 1982
Paraphelliactis spinosa Carlgren, 1928
Phelliactis algoaensis Carlgren, 1928
Phelliactis americana Widersten, 1976
Phelliactis callicyclus Riemann-Zürneck, 1973
Phelliactis capensis Carlgren, 1938
Phelliactis capricornis Riemann-Zürneck, 1973
Phelliactis carlgreni Doumenc, 1975
Phelliactis coccinea (Stephenson, 1918)
Phelliactis crassa (Wassilieff, 1908)
Phelliactis gigantea (Carlgren, 1941)
Phelliactis hertwigi Simon, 1892 accepted as Phelliactis hertwigii Simon, 1892
Phelliactis hertwigii Simon, 1892