Agaricoides Simpson, 1905 (additional source)
Alcyonium glomeratum (Hassall, 1843) (additional source)
Anthomastus Verrill, 1878 (additional source)
Bellonella bocagei (Saville Kent, 1870) accepted as Alcyonium bocagei (Saville Kent, 1870) (redescription)
Bellonella cinerea Brundin, 1896 accepted as Eleutherobia rubra (Brundin, 1896) (additional source)
Bellonella grandiflora (Kükenthal, 1906) accepted as Eleutherobia grandiflora (Kükenthal, 1906) (additional source)
Bellonella granulata Gray, 1862 (redescription)
Bellonella grayi (Thomson & Dean, 1931) accepted as Parasphaerasclera grayi (Thomson & Dean, 1931) (new combination reference)
Bellonella indica Thomson & Henderson, 1905 accepted as Paraminabea indica (Thomson & Henderson, 1905) (additional source)
Bellonella macrospina (Kükenthal, 1906) accepted as Nidalia macrospina Kükenthal, 1906 (additional source)
Bellonella morifera (Tixier-Durivault, 1954) accepted as Parasphaerasclera morifera (Tixier-Durivault, 1954) (new combination reference)
Bellonella rigida Pütter, 1900 accepted as Nidalia rigida (Pütter, 1900) accepted as Eleutherobia rigida (Pütter, 1900) (additional source)
Bellonella rubra Brundin, 1896 accepted as Eleutherobia rubra (Brundin, 1896) (additional source)
Bellonella sibogae Utinomi, 1957 accepted as Nidalia macrospina Kükenthal, 1906 (additional source)
Bellonella studeri J.S. Thomson, 1910 accepted as Eleutherobia studeri (J.S. Thomson, 1910) accepted as Alcyonium studeri (J.S. Thomson, 1910) (additional source)
Capnella imbricata (Quoy & Gaimard, 1833) (additional source)
Cavernularia Valenciennes in Milne Edwards & Haime, 1850 (additional source)
Chironephthya Studer, 1887 (additional source)
Dactylonephthya Thomson & Simpson, 1909 (additional source)
Erythropodium Kölliker, 1865 (additional source)
Gersemia fruticosa (Sars, 1860) (additional source)
Haimeia Milne Edwards & Haime, 1857 (additional source)
Iphethyrus W. Koch, 1886 accepted as Itephritus W. Koch, 1886 accepted as Bellonella Gray, 1862 (basis of record)
Iphythyrus W. Koch, 1886 accepted as Itephritus W. Koch, 1886 accepted as Bellonella Gray, 1862 (basis of record)
Itephritus W. Koch, 1886 accepted as Bellonella Gray, 1862 (basis of record)
Itephritus speciosus W. Koch, 1886 accepted as Alcyonium bocagei (Saville Kent, 1870) (status source)
Kochella Utinomi, 1958 accepted as Nidalia Gray, 1835 (original description)
Kochella studeri (von Koch, 1891) accepted as Nidalia studeri (von Koch, 1891) (new combination reference)
Lemnalia Gray, 1868 (additional source)
Metalcyonium capitatum Pfeffer, 1889 accepted as Bellonella capitata (Pfeffer, 1889) (additional source)
Metalcyonium clavatum Pfeffer, 1889 accepted as Bellonella clavata (Pfeffer, 1889) (additional source)
Metalcyonium molle Burchardt, 1902 (additional source)
Metalcyonium novarae (Kükenthal, 1906) accepted as Alcyonium novarae Kükenthal, 1906 (additional source)
Metalcyonium patagonicum May, 1899 accepted as Alcyonium patagonicum (May, 1899) (additional source)
Nephthyigorgia pinnata Kükenthal, 1910 accepted as Nephthyigorgia annectens (Thomson & Simpson, 1909) (additional source)
Nidalia arctica Danielssen, 1887 accepted as Gersemia fruticosa (Sars, 1860) (additional source)
Nidalia macrospina Kükenthal, 1906 (additional source)
Nidalia occidentalis Gray, 1835 (redescription)
Nidalia rubra (Brundin, 1896) accepted as Eleutherobia rubra (Brundin, 1896) (additional source)
Nidaliopsis pygmaea Kükenthal, 1906 (additional source)
Paralcyonium Milne Edwards & Haime, 1850 (additional source)
Paralemnalia Kükenthal, 1913 (additional source)
Scleronephthya Studer, 1887 (additional source)
Siphonogorgia annectens Thomson & Simpson, 1909 accepted as Nephthyigorgia annectens (Thomson & Simpson, 1909) (additional source)
Stereacanthia Thomson & Henderson, 1906 (additional source)
Studeriotes Thomson & Simpson, 1909 (additional source)
Thesea grandiflora Deichmann, 1936 (additional source)
Veretillum Cuvier, 1798 (additional source)
Viguieriotes Bayer, 1954 accepted as Maasella Poche, 1914 (additional source)

Indian Exclusive Economic Zone for Nidalia alciformis (Simpson, 1907) 
Indian Exclusive Economic Zone for Nidalia celosioides (Simpson, 1907) 
Seychellois Exclusive Economic Zone for Nidalia lampas (Thomson & Mackinnon, 1910) 

Unknown type BMNH, identified as Bellonella granulata Gray, 1862
Nontype BMNH, geounit High Seas, identified as Bellonella bocagei (Saville Kent, 1870)
Holotype BMNH, geounit Montserrat Exclusive Economic Zone, identified as Nidalia occidentalis Gray, 1835
Nontype USNM 50398, geounit United States Exclusive Economic Zone, identified as Nidalia occidentalis Gray, 1835