Abietinaria laevimarginata (Ritchie, 1907) (redescription)
Aequorea africana Millard, 1966 (redescription)
Aglaophenia ligulata Kirchenpauer, 1872 accepted as Macrorhynchia filamentosa (Lamarck, 1816) (source of synonymy)
Aglaophenia parasitica Warren, 1908 accepted as Lytocarpia formosa (Busk, 1851) (source of synonymy)
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)
Bougainvillia ramosa f. vanbenedeni Millard, 1975 accepted as Bougainvillia muscus (Allman, 1863) (original description)
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)
Clavactinia multitentaculta Millard, 1975 accepted as Hydractinia multitentaculata (Millard, 1975) (original description)
Clavopsella navis (Millard, 1959) accepted as Pachycordyle michaeli (Berrill, 1948) (redescription)
Clytia gravieri (Billard, 1904) accepted as Clytia linearis (Thorneley, 1900) (redescription)
Clytia latitheca Millard & Bouillon, 1973 accepted as Clytia thornelyi (Nutting, 1927) (basis of record)
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)
Lineolaria gravierae Millard, 1975 accepted as Nicoliana gravierae (Millard, 1975) (original description)
Lovenella chiquita Millard, 1957 (redescription)
Lytocarpia brevirostris (Busk, 1852) (redescription)
Lytocarpus filamentosus (Lamarck, 1816) accepted as Macrorhynchia filamentosa (Lamarck, 1816) (additional source)
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)
Rhizorhagium robustum (Warren, 1907) accepted as Parawrightia robusta Warren, 1907 (basis of record)
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 arborea Kirchenpauer, 1884 accepted as Sertularella arbuscula (Lamouroux, 1816) (source of synonymy)

Agulhas Bank for Bougainvillia meinertiae Jäderholm, 1923 
Agulhas Bank for Halopteris tuba (Kirchenpauer, 1876) 
Agulhas Bank for Hydractinia marsupialia Millard, 1975  (origin: native)
Algoa Bay for Plumularia formosa Busk, 1851 
Cape of Good Hope for Diphasia bipinnata Allman, 1885 
Delagoa for Hydractinia diogenes Millard, 1959  (origin: native)
Namaqua for Sarsia eximia (Allman, 1859) 
Natal for Halopteris tuba (Kirchenpauer, 1876) 
Sea Point for Eudendrium ritchiei Millard, 1975 
South Africa (country) for Ectopleura crocea (Agassiz, 1862)  (origin: alien)
South African Coast for Hydrocorella africana Stechow, 1921 
South African part of the Indian Ocean for Clavactinia multitentaculta Millard, 1975 
Table Bay for Hydractinia marsupialia Millard, 1975 
Temperate Southern Africa for Aequorea africana Millard, 1966 

 Biology

 for Bougainvillia meinertiae Jäderholm, 1923

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

 Biology

 for Hydractinia kaffraria Millard, 1955

In estuaries only [details]

 Description

 for Stylactella siphonis Stechow, 1921

Unrecognisable species, based on a juvenile colony [details]

 Distribution

 for Bimeria australis Blackburn, 1937

Australia [details]

 Distribution

 for Bimeria currumbinensis Pennycuik, 1959

Queensland, Australia [details]

 Distribution

 for Bimeria fluminalis Annandale, 1915

Tropical Indo-Pacific including India, the Gulf of Siam, W. Borneo, and South Africa. [details]

 Distribution

 for Bimeria rigida Warren, 1919

Endemic to South Africa [details]

 Distribution

 for Hydractinia marsupialia Millard, 1975

Endemic to South Africa; distribution in South Africa is Saldanha Bay to Algoa Bay, 4-82 m depth. [details]

 Type locality

 for Bougainvillia meinertiae Jäderholm, 1923

Agulhas Bank east of Cape Agulhas in 73 m depth. [details]

 Type locality

 for Clavactinia multitentaculta Millard, 1975

Indian Ocean, South Africa, off Natal; -29.900, 31.183; 99 m; on shell of the gastropod Melapium lineatum (Lamarck, ... [details]

 Type locality

 for Eudendrium ritchiei Millard, 1975

Saunders Rocks, Sea Point, South Africa; -33.924, 18.376 [geolocated] [details]

 Type locality

 for Hydractinia altispina Millard, 1955

False Bay and Lambert’s Bay, South Africa [details]

 Type locality

 for Hydractinia marsupialia Millard, 1975

Table Bay, South Africa; on shell of gastropod Nassarius speciosus (A. Adams, 1852) [details]

 Type locality

 for Hydractinia multitentaculata (Millard, 1975)

Indian Ocean, South Africa, off Natal; -29.900, 31.183; 99 m; on shell of the gastropod Melapium lineatum (Lamarck, ... [details]