Abietinaria laevimarginata (Ritchie, 1907) (redescription)
Aequorea africana Millard, 1966 (redescription)
Asyncoryne ryniensis Warren, 1908 (additional source)
Bicorona elegans Millard, 1966 (redescription)
Bimeria fluminalis Annandale, 1915 (additional source)
Bimeria rigida Warren, 1919 (additional source)
Bougainvillia meinertiae Jäderholm, 1923 (redescription)
Calamphora campanulata (Warren, 1908) (redescription)
Campanularia africana Stechow, 1923 (redescription)
Campanularia laminacarpa Millard, 1966 (redescription)
Campanularia morgansi Millard, 1957 (redescription)
Campanularia pecten Gow & Millard, 1975 (redescription)
Campanularia roberti Gow & Millard, 1975 (redescription)
Candelabrum capensis (Manton, 1940) (redescription)
Candelabrum tentaculatum (Millard, 1966) (redescription)
Cladocarpus crepidatus Millard, 1975 (original description)
Cladocarpus paries Millard, 1975 (original description)
Cladocarpus valdiviae Stechow, 1923 (redescription)
Clytia gravieri (Billard, 1904) accepted as Clytia linearis (Thorneley, 1900) (redescription)
Cnidoscyphus Splettstoesser, 1929 accepted as Thyroscyphus Allman, 1877 (source of synonymy)
Corhiza bellicosa Millard, 1962 (redescription)
Corhiza pannosa Millard, 1962 (redescription)
Cytaeis nassa (Millard, 1959) (redescription)
Diphasia bipinnata Allman, 1885 (status source)
Diphasia tetraglochina Billard, 1907 (redescription)
Dynamena obliqua Lamouroux, 1816 (redescription)
Ectopleura bethae (Warren, 1908) accepted as Ectopleura betheris (Warren, 1908) (redescription)
Eudendrium angustum Warren, 1908 (redescription)
Eudendrium deciduum Millard, 1957 (redescription)
Eudendrium ritchiei Millard, 1975 (original description)
Filellum antarcticum (Hartlaub, 1904) (redescription)
Gattya conspecta (Billard, 1907) (redescription)
Gattya heurteli (Billard, 1907) (redescription)
Gattya humilis Allman, 1885 (redescription)
Gattya multithecata (Jarvis, 1922) (redescription)
Gymnangium africanum (Millard, 1958) (redescription)
Gymnangium allmani (Marktanner-Turneretscher, 1890) (additional source)
Gymnangium arcuatum (Lamouroux, 1816) (redescription)
Gymnangium exsertum (Millard, 1962) (redescription)
Gymnangium ferlusi (Billard, 1901) (redescription)
Gymnangium gracilicaule (Jäderholm, 1903) accepted as Taxella gracilicaulis (Jäderholm, 1903) (redescription)
Gymnangium hians (Busk, 1852) (redescription)
Halecium delicatulum Coughtrey, 1876 (additional source)
Halecium dichotomum Allman, 1888 (redescription)
Halecium dyssymetrum Billard, 1929 (redescription)
Halecium inhacae Millard, 1958 (redescription)
Halopteris gemellipara Millard, 1962 (redescription)
Halopteris rostrata Millard, 1975 (original description)
Halopteris simplex (Warren, 1914) (redescription)
Hebella dispolians (Warren, 1909) (redescription)
Hebella parvula (Hincks, 1853) (additional source)
Hincksella corrugata Millard, 1958 (additional source)
Hincksella cylindrica (Bale, 1888) (redescription)
Hincksella echinocarpa (Allman, 1888) accepted as Staurotheca echinocarpa (Allman, 1888) (redescription)
Hybocodon unicus (Browne, 1902) (redescription)
Hydractinia altispina Millard, 1955 (redescription)
Hydractinia canalifera Millard, 1957 (redescription)
Hydractinia diogenes Millard, 1959 (redescription)
Hydractinia kaffraria Millard, 1955 (redescription)
Hydractinia marsupialia Millard, 1975 (original description)
Hydractinia siphonis (Stechow, 1921) (status source)
Hydrichthys boycei Warren, 1916 (redescription)
Hydrocorella africana Stechow, 1921 (redescription)
Hydrodendron cornucopiae (Millard, 1955) (redescription)
Hydrodendron enigmaticum (Millard, 1964) accepted as Hydrodendron gracilis (Fraser, 1914) (source of synonymy)
Hydrodendron gardineri (Jarvis, 1922) (redescription)
Hydrodendron gracilis (Fraser, 1914) (redescription)
Hydrodendron sympodiformis Millard & Bouillon, 1974 (additional source)
Kirchenpaueria adhaerens Millard, 1958 accepted as Oswaldella nova (Jarvis, 1922) (source of synonymy)
Lafoea benthophila Ritchie, 1909 (redescription)
Lafoea dumosa (Fleming, 1820) (redescription)
Lovenella chiquita Millard, 1957 (redescription)
Lytocarpia brevirostris (Busk, 1852) (redescription)
Macrorhynchia filamentosa (Lamarck, 1816) (redescription)
Monocoryne minor Millard, 1966 (redescription)
Monostaechas faurei Millard, 1958 (redescription)
Monostaechas natalensis Millard, 1958 (redescription)
Nemertesia ciliata Bale, 1914 (redescription)
Nemertesia cymodocea (Busk, 1851) (redescription)
Oswaldella nova (Jarvis, 1922) (source of synonymy)
Pachycordyle quadranularia (Thiel, 1962) accepted as Pachycordyle michaeli (Berrill, 1948) (source of synonymy)
Plumularia antonbruuni Millard, 1967 (redescription)
Plumularia filicaulis Kirchenpauer, 1876 (redescription)
Plumularia warreni Stechow, 1919 (redescription)
Plumularia wasini Jarvis, 1922 (redescription)
Salacia disjuncta Millard, 1964 (redescription)
Scandia mutabilis (Ritchie, 1907) (redescription)
Sertularella africana Stechow, 1919 (redescription)
Sertularella agulhenis Millard, 1964 (redescription)
Sertularella annulaventricosa Mulder & Trebilcock, 1915 accepted as Sertularella areyi Nutting, 1904 (redescription)
Sertularella arbuscula (Lamouroux, 1816) (redescription)
Sertularella capensis Millard, 1957 (redescription)
Sertularella congregata Millard, 1964 (redescription)
Sertularella flabellum (Allman, 1885) (redescription)
Sertularella gilchristi Millard, 1964 (redescription)
Sertularella natalensis Millard, 1968 accepted as Sertularella inconstans Billard, 1919 (redescription)
Sertularella striata Stechow, 1923 accepted as Sertularella patagonica (D'Orbigny, 1846) (redescription)
Sertularia aperta Allman, 1885 accepted as Amphisbetia operculata (Linnaeus, 1758) (source of synonymy)
Sertularia linealis Warren, 1908 accepted as Abietinaria laevimarginata (Ritchie, 1907) (source of synonymy)
Stereotheca elongata (Lamouroux, 1816) (redescription)

 Biology

 for Bougainvillia meinertiae Jäderholm, 1923

Polyp lives on the parasitic isopod Ceratothoa imbricata (Fabricius, 1775), which lives in the buccal cavity of ... [details]