URMO Taxon list
Acanthoprimnoa cristata (Kükenthal & Gorzawsky, 1908)
Acanthoprimnoa goesi (Aurivillius, 1931)
Acanthoprimnoa pectinata Cairns & Bayer, 2004
Acanthoprimnoa serta (Kükenthal & Gorzawsky, 1908)
Acanthoprimnoa squamosa (Kükenthal & Gorzawsky, 1908)
Aglaoprimnoa stefanii Bayer, 1996
Aglaoprimnoa stephanii Bayer, 1996 accepted as Aglaoprimnoa stefanii Bayer, 1996
Ainigmaptilon antarcticum (Molander, 1929)
Ainigmaptilon edisto Bayer, 1950
Ainigmaptilon haswelli Dean, 1926
Ainigmaptilon virgularoides (Molander, 1929)
Ainigmaptilon wallini Carlgren, 1943
Amphilaphis abietina Studer, 1894 accepted as Faxiella abietina (Studer, 1894)
Amphilaphis biserialis Nutting, 1908 accepted as Thouarella biserialis (Nutting, 1908)
Amphilaphis dispersa (Kükenthal, 1912) accepted as Thouarella dispersa Kükenthal, 1912
Amphilaphis grandiflora (Kükenthal, 1912) accepted as Thouarella grandiflora Kükenthal, 1912
Amphilaphis parva (Kinoshita, 1908) accepted as Thouarella (Diplocalyptra) parva Kinoshita, 1908
Amphilaphis plumacea Thomson & Mackinnon, 1911 accepted as Primnocapsa plumacea (Thomson & Mackinnon, 1911)
Amphilaphis regularis Wright & Studer, 1889 accepted as Thouarella regularis (Wright & Studer, 1889)
Amphilaphis superbum (Nutting, 1912) accepted as Plumarella superba (Nutting, 1912)
Armadillogorgia cyathella Bayer, 1980
Arntzia gracilis (Molander, 1929)
Arthrogorgia ijimai (Kinoshita, 1907)
Arthrogorgia kinoshitai Bayer, 1952
Arthrogorgia membranacea Kükenthal & Gorzawski, 1908 accepted as Arthrogorgia ijimai (Kinoshita, 1907)
Arthrogorgia otsukai Bayer, 1952
Arthrogorgia utinomii Bayer, 1996
Ascolepis splendens Thomson & Rennet, 1931 accepted as Fannyella rossii Gray, 1872 represented as Fannyella (Fannyella) rossii Gray, 1872
Caligorgia antarctica Kükenthal, 1909 accepted as Fannyella (Fannyella) rossii Gray, 1872
Caligorgia aspera Kinoshita, 1908 accepted as Callogorgia tuberculata (Versluys, 1906)
Caligorgia cristata Aurivillius, 1931 accepted as Callogorgia cristata (Aurivillius, 1931)
Callirrhabdos chilensis Philippi, 1894 accepted as Primnoella chilensis (Philippi, 1894)
Callogorgia affinis (Versluys, 1906)
Callogorgia americana Cairns & Bayer, 2002
Callogorgia americana americana Cairns & Bayer, 2002 accepted as Callogorgia americana Cairns & Bayer, 2002
Callogorgia chariessa Bayer, 1982
Callogorgia compressa (Verrill, 1865)
Callogorgia corymbosa (Bayer, 1982)
Callogorgia cristata (Aurivillius, 1931)
Callogorgia dubia (Thomson & Henderson, 1906)
Callogorgia elegans (Gray, 1870)
Callogorgia euthyeia (Bayer & Stefani, 1989)
Callogorgia flabellum (Ehrenberg, 1834)
Callogorgia formosa Kükenthal, 1907
Callogorgia fraseri (Hickson, 1915)
Callogorgia gilberti (Nutting, 1908)
Callogorgia gracilis (Milne Edwards & Haime, 1857)
Callogorgia granulosa (Kinoshita, 1907)
Callogorgia grimaldii (Studer, 1890) accepted as Callogorgia verticillata var. grimaldii (Studer, 1890)
Callogorgia indica Versluys, 1906
Callogorgia joubini (Versluys, 1906)
Callogorgia kinoshitae (Kükenthal, 1913) accepted as Callogorgia kinoshitai (Kükenthal, 1913)
Callogorgia kinoshitai (Kükenthal, 1913)
Callogorgia korema (Bayer & Stefani, 1989)
Callogorgia laevis (Thomson & Mackinnon, 1911) accepted as Primnoella laevis (Thomson & Mackinnon, 1911)
Callogorgia linguimaris Bayer & Cairns, 2002
Callogorgia medialis (Bayer & Stefani, 1989)
Callogorgia minuta (Versluys, 1906)
Callogorgia modesta (Studer, 1879)
Callogorgia pennacea (Versluys, 1906)
Callogorgia pseudoflabellum (Bayer, 1949) accepted as Callogorgia tuberculata (Versluys, 1906)
Callogorgia ramosa (Kükenthal & Gorzawsky, 1908)
Callogorgia robusta (Versluys, 1906)
Callogorgia sertosa (Wright & Studer, 1889)
Callogorgia similis (Versluys, 1906)
Callogorgia tuberculata (Versluys, 1906)
Callogorgia ventilabrum (Studer, 1878) accepted as Metafannyella ventilabrum (Studer, 1878)
Callogorgia versluysi (Thomson, 1905)
Callogorgia verticillata (Pallas, 1766)
Callogorgia verticillata var. grimaldii (Studer, 1890)
Callogorgia weltneri (Versluys, 1906) accepted as Callogorgia cristata (Aurivillius, 1931)
Callozostron acanthodes Bayer, 1996
Callozostron carlottae Kükenthal, 1909
Callozostron diplodiadema Bayer, 1996
Callozostron horridum Kükenthal, 1909 accepted as Callozostron mirabile Wright, 1885
Callozostron mirabile Wright, 1885
Callozostron mirabilis Wright & Studer, 1889 accepted as Callozostron mirabile Wright, 1885
Calyptrophora agassizii Studer, 1894
Calyptrophora angularis (Nutting, 1908)
Calyptrophora antilla Bayer, 2001
Calyptrophora clarki Bayer, 1951
Calyptrophora clinata Cairns, 2007
Calyptrophora gerdae Bayer, 2001
Calyptrophora japonica Gray, 1866
Calyptrophora juliae Bayer, 1952
Calyptrophora mariae Versluys, 1906 accepted as Paracalyptrophora mariae (Versluys, 1906)
Calyptrophora microdentata Pasternak, 1985
Calyptrophora pillsburyae Bayer, 2001 accepted as Calyptrophora microdentata Pasternak, 1985
Calyptrophora spinosa Pasternak, 1984
Calyptrophora trilepis (Pourtalčs, 1868)
Calyptrophora versluysi Nutting, 1908 accepted as Calyptrophora agassizii Studer, 1894
Calyptrophora wyvillei Wright, 1885
Candidella doederleini (Wright & Studer, 1889) accepted as Parastenella doederleini (Wright & Studer, 1889)
Candidella gigantea (Wright & Studer, 1889)
Candidella helminthophora (Nutting, 1908)
Candidella imbricata (Johnson, 1862)
Candidella johnsoni (Wright & Studer, 1889)
Candidella spinosa (Wright & Studer, 1889) accepted as Parastenella spinosa (Wright & Studer, 1889)
Convexella divergens (Hickson, 1907)
Convexella jungerseni (Madsen, 1944)