URMO Taxon list
Calycella gracilis Hartlaub, 1897 (uncertain > taxon inquirendum )
Calycella hispida (Nutting, 1896)
Calycella oligista Ritchie, 1910
Calycella syringa (Linnaeus, 1767)
Campanulina denticulata Clarke, 1907
Campanulina humilis Bale, 1924 (uncertain > taxon inquirendum )
Campanulina maduraensis Billard, 1940
Campanulina panicula G.O. Sars, 1874 accepted as Earleria panicula (G.O. Sars, 1874)
Campanulina paniculata Sars, 1874 accepted as Campanulina panicula G.O. Sars, 1874 accepted as Earleria panicula (G.O. Sars, 1874)
Campanulina paucilaminosa Billard, 1940
Campanulina pedunculata (Allman, 1877) (uncertain > taxon inquirendum )
Campanulina pumila (Clark, 1875)
Campanulina ramosa Fraser, 1938 accepted as Opercularella ramosa (Fraser, 1938)
Campanulina rugosa Nutting, 1901 accepted as Opercularella rugosa (Nutting, 1901)
Cuspidella gigantea Stechow, 1923
Cuspidella grandis Hincks, 1868 (uncertain > taxon inquirendum )
Cuspidella humilis Hincks, 1866 (uncertain > taxon inquirendum )
Cuspidella mertensi (Brandt, 1834) accepted as Staurophora mertensii Brandt, 1835 accepted as Staurostoma mertensii (Brandt, 1835)
Cuspidella procumbens Kramp, 1911 accepted as Ptychogena lactea Agassiz, 1865
Cuspidella quadridentatum (Hincks, 1874) accepted as Tetrapoma quadridentatum (Hincks, 1874)
Cuspidella urceolata Hirohito, 1995
Egmundella amirantensis Millard & Bouillon, 1973 accepted as Cirrholovenia tetranema Kramp, 1959
Egmundella fasciculata Fraser, 1942
Egmundella gracilis Stechow, 1921
Egmundella grimaldii Leloup, 1940
Egmundella humilis Fraser, 1936
Egmundella modesta Millard & Bouillon, 1975
Egmundella polynema Fraser, 1948
Egmundella producta (Sars G.O., 1874) accepted as Cyclocanna producta (G.O. Sars, 1874)
Egmundella sibogae Billard, 1940
Egmundella superba Stechow, 1921
Egmundella valdiviae Stechow, 1923
Eucuspidella pedunculata (Allman, 1877) accepted as Campanulina pedunculata (Allman, 1877)
Keratosum complexum Hargitt, 1909 accepted as Lafoeina maxima Levinsen, 1893
Lafoeina longitheca Jäderholm, 1904
Lafoeina maxima Levinsen, 1893
Lafoeina tenuis Sars, 1874 (uncertain > taxon inquirendum )
Opercularella belgicae (Hartlaub, 1904) accepted as Phialella belgicae (Hartlaub, 1904)
Opercularella chilensis (Hartaub, 1905) accepted as Phialella chilensis (Hartlaub, 1905)
Opercularella denticulata (Clarke, 1907) accepted as Campanulina denticulata Clarke, 1907
Opercularella humilis (Bale, 1924) accepted as Campanulina humilis Bale, 1924
Opercularella indivisa (Fraser, 1948) accepted as Campanulina denticulata Clarke, 1907
Opercularella lacerata (Johnston, 1847)
Opercularella nana Hartlaub, 1897 accepted as Opercularella pumila Clark, 1875 accepted as Campanulina pumila (Clark, 1875)
Opercularella panicula (Sars, 1874) accepted as Racemoramus panicula (G. O. Sars, 1874) accepted as Earleria quadrata (Hosia & Pages, 2007) accepted as Earleria panicula (G.O. Sars, 1874)
Opercularella pumila Clark, 1875 accepted as Campanulina pumila (Clark, 1875)
Opercularella ramosa (Fraser, 1938) (uncertain > taxon inquirendum )
Opercularella rugosa (Nutting, 1901)
Oplorhiza diaphragmata Naumov, 1960
Oplorhiza gracilis (Stechow, 1921) accepted as Egmundella gracilis Stechow, 1921
Oplorhiza parvula Allman, 1877
Plicatotheca anitae Calder & Vervoort, 1986
Racemoramus panicula (G. O. Sars, 1874) accepted as Earleria quadrata (Hosia & Pages, 2007) accepted as Earleria panicula (G.O. Sars, 1874)
Stegella grandis (Hickson & Gravely, 1907) accepted as Stegella lobata (Vanhöffen, 1910)
Stegella lobata (Vanhöffen, 1910)
Tetrapoma fasciculatum Hirohito, 1995 accepted as Tripoma arboreum Hirohito, 1995
Tetrapoma quadridentatum (Hincks, 1874)
Tripoma arboreum Hirohito, 1995