URMO Taxon list
Acanthoptilum agassizii Kölliker, 1870
Acanthoptilum album Nutting, 1909
Acanthoptilum annulatum Nutting, 1909
Acanthoptilum gracile (Gabb, 1864)
Acanthoptilum longifolium Williams, 2007
Acanthoptilum oligacis Bayer, 1957
Acanthoptilum pourtalesii Kölliker, 1870
Acanthoptilum scalpellifolium Moroff, 1902
Scytaliopsis djiboutiensis Gravier, 1906
Scytaliopsis ghardagensis (?Gravenhorst, 1821) (unaccepted > nomen nudum )
Scytalium balssii Hickson, 1916
Scytalium martensii Kölliker, 1870
Scytalium sarsii Herklots, 1858
Scytalium tentaculatum Kölliker, 1880
Stylatula antillarum Kölliker, 1870
Stylatula austropacifica Williams, 2007
Stylatula brasiliensis (Gray, 1870)
Stylatula darwinii Kölliker, 1870
Stylatula diadema Bayer, 1959
Stylatula elegans (Danielssen, 1860)
Stylatula elongata (Gabb, 1862)
Stylatula gracilis (Gabb, 1864) accepted as Acanthoptilum gracile (Gabb, 1864)
Stylatula kinbergii Kölliker, 1870
Stylatula lacazii Kölliker, 1870
Stylatula macphersoni López-González, Gili & Williams, 2001
Stylatula polyzoidea Zamponi & Pérez, 1997
Virgularia abies (Kölliker, 1870)
Virgularia agassizii (Studer, 1894) (uncertain )
Virgularia alba (Nutting, 1912)
Virgularia brochi Kükenthal, 1915
Virgularia bromleyi Kölliker, 1880
Virgularia densa Tixier-Durivault, 1966
Virgularia galapagensis Hickson, 1930
Virgularia glacialis Kölliker, 1870
Virgularia gracillima Kölliker, 1880 (uncertain )
Virgularia gustaviana (Herklots, 1863)
Virgularia halisceptrum Broch, 1910
Virgularia juncea (Pallas, 1766)
Virgularia kophameli May, 1899
Virgularia mirabilis (Müller, 1776)
Virgularia presbytes Bayer, 1955
Virgularia reinwardtii Herklots, 1858
Virgularia rumphii Kölliker, 1870
Virgularia schultzei Kükenthal, 1910
Virgularia tuberculata Marshall, 1883