NARMS Taxon list
Halecium articulosum Clark, 1875
Halecium banyulense Motz-Kossowska, 1912
Halecium beanei (Johnston, 1838) accepted as Halecium beanii (Johnston, 1838)
Halecium beanii (Johnston, 1838)
Halecium birulai Spassky, 1929
Halecium conicum Stechow, 1919
Halecium corrugatum Nutting, 1899
Halecium curvicaule Lorenz, 1886
Halecium delicatulum Coughtrey, 1876
Halecium groenlandicum Kramp, 1911
Halecium halecinum (Linnaeus, 1758)
Halecium halecium (Linnaeus, 1758) accepted as Halecium halecinum (Linnaeus, 1758)
Halecium labrosum Alder, 1859
Halecium lankesteri (Bourne, 1890) accepted as Halecium lankesterii (Bourne, 1890)
Halecium lankesterii (Bourne, 1890)
Halecium liouvillei Billard, 1934
Halecium mediterraneum Weismann, 1883
Halecium minimum Schneider, 1898 (uncertain > taxon inquirendum )
Halecium minutum Broch, 1903
Halecium muricatum (Ellis & Solander, 1786)
Halecium nanum Alder, 1859
Halecium ornatum Nutting, 1901
Halecium petrosum Stechow, 1919
Halecium plumosum Hincks, 1868
Halecium profundum Calder & Vervoort, 1998
Halecium pusillum (Sars, 1857)
Halecium reflexum Stechow, 1919 accepted as Halecium conicum Stechow, 1919
Halecium robustum Pieper, 1884 accepted as Halecium lankesterii (Bourne, 1890)
Halecium scutum Clark, 1977
Halecium sessile Norman, 1867
Halecium tenellum Hincks, 1861
Halecium undulatum Billard, 1921
Ophiodissa mirabile (Hincks, 1866) accepted as Hydrodendron mirabile (Hincks, 1866)