Amphihelia oculata (Linnaeus, 1758) accepted as Madrepora oculata Linnaeus, 1758 (new combination reference)
Anabacia hemispherica Milne Edwards & Haime, 1851 † accepted as Chomatoseris hemispherica (Milne Edwards & Haime, 1851) † (original description)
Anthophyllum distortum Michelin, 1844 † accepted as Trochoseris distorta (Michelin, 1844) † (new combination reference)
Astrhelia palmata (Goldfuss, 1829) † (new combination reference)
Astrocoenia pulchella Milne Edwards & Haime, 1850 † (original description)
Aulacophyllum Milne Edwards & Haime, 1850 † (original description)
Aulophyllum Milne Edwards & Haime, 1850 † (original description)
Auloporidae Milne Edwards & Haime, 1850 † (original description)
Axhelia myriaster Milne Edwards & Haime, 1850 accepted as Madracis myriaster (Milne Edwards & Haime, 1850) (additional source)
Axophyllum Milne Edwards & Haime, 1850 † (original description)
Axopora Milne Edwards & Haime, 1850 † (original description)
Axosmilia wrighti Milne Edwards & Haime, 1851 † accepted as Donacosmilia wrighti (Milne Edwards & Haime, 1851) † (original description)
Bathycyathus sowerbyi Milne Edwards & Haime, 1850 † (original description)
Calamophyllia stokesi Milne Edwards & Haime, 1850 † accepted as Calamophylliopsis stokesi (Milne Edwards & Haime, 1850) † (original description)
Campophyllum Milne Edwards & Haime, 1850 † (original description)
Campophyllum murchisoni Milne Edwards & Haime, 1851 † (additional source)
Cavernularia Valenciennes in Milne Edwards & Haime, 1850 (original description)
Cavernularia obesa Valenciennes in Milne Edwards & Haime, 1850 (original description)
Cespitularia Milne Edwards & Haime, 1850 (original description)
Chonophyllidae Milne Edwards & Haime, 1850 † (original description)
Chonophyllum Milne Edwards & Haime, 1850 † (original description)
Cladophyllia conybearei Milne Edwards & Haime, 1850 † (original description)
Clausastraea pratti Milne Edwards & Haime, 1851 † (original description)
Clisiophyllum konincki Milne Edwards & Haime, 1851 † accepted as Dibunophyllum bipartitum konincki (Milne Edwards & Haime, 1851) † (additional source)
Coelosmilia Milne Edwards & Haime, 1850 accepted as Anomocora Studer, 1878 (original description)
Coelosmilia laxa Milne Edwards & Haime, 1850 † accepted as Anomocora laxa (Milne Edwards & Haime, 1850) † (original description)
Coelosmilia poculum (Milne Edwards & Haime, 1848) † accepted as Anomocora poculum (Milne Edwards & Haime, 1848) † (new combination reference)
Comoseris irradians Milne Edwards & Haime, 1850 † (original description)
Comoseris vermicularis (M'Coy, 1848) † (new combination reference)
Convexastrea waltoni Milne Edwards & Haime, 1851 † accepted as Orbignycoenia waltoni (Milne Edwards & Haime, 1851) † accepted as Stylina waltoni (Milne Edwards & Haime, 1851) † † (original description)
Craspedophyllidae Milne Edwards & Haime, 1850 † (original description)
Cryptabacia talpa (Lamarck, 1816) accepted as Polyphyllia talpina (Lamarck, 1801) (new combination reference)
Cyathaxoniidae Milne Edwards & Haime, 1850 † (original description)
Cyathelia axillaris (Ellis & Solander, 1786) (new combination reference)
Cyathina bredae Milne Edwards & Haime, 1850 † accepted as Caryophyllia bredai (Milne Edwards & Haime, 1850) † (original description)
Cyathina cylindrica Milne Edwards & Haime, 1850 † accepted as Caryophyllia cylindrica (Milne Edwards & Haime, 1850) † (original description)
Cyathina debeyana Milne Edwards & Haime, 1850 † accepted as Caryophyllia debeyana (Milne Edwards & Haime, 1850) † (original description)
Cyathophora pratti Milne Edwards & Haime, 1851 † (original description)
Cyathophyllum archiacis Milne Edwards & Haime, 1852 † accepted as Caninophyllum archiaci (Milne Edwards & Haime, 1852) † (original description)
Cyathophyllum murchisoni (Milne Edwards & Haime, 1848) † (new combination reference)
Cyathoseris infundibuliformis (Blainville, 1834) † (new combination reference)
Cyclocyathus Milne Edwards & Haime, 1850 † accepted as Discocyathus Milne Edwards & Haime, 1848 † (original description)
Cyclocyathus fittoni Milne Edwards & Haime, 1850 † (original description)
Dasmia Milne Edwards & Haime, 1848 † (additional source)
Dendracis gervillei (Defrance, 1823) † (new combination reference)
Diplohelia Milne Edwards & Haime, 1850 accepted as Enallopsammia Michelloti, 1871 (original description)
Diplohelia papillosa Milne Edwards & Haime, 1850 † accepted as Enallopsammia papillosa (Milne Edwards & Haime, 1850) † (original description)
Eridophyllum Milne Edwards & Haime, 1850 † (original description)
Eupsammiidae Milne Edwards & Haime, 1848 accepted as Dendrophylliidae Gray, 1847 (additional source)
Explanaria crater (Pallas, 1766) accepted as Turbinaria crater (Pallas, 1766) (new combination reference)
Favosites fibrosa (Goldfuss, 1829) † (new combination reference)
Genabacia stellifera (d'Archiac, 1843) † (new combination reference)
Graphularia Milne Edwards & Haime, 1850 † (original description)
Hallia Milne Edwards & Haime, 1850 † (original description)
Halliidae Milne Edwards & Haime, 1850 † (original description)
Heliolites megastoma (M'Coy, 1846) † (new combination reference)
Heliolites murchisoni Milne Edwards & Haime, 1851 † (additional source)
Herpetolitha Leuckart, 1841 accepted as Herpolitha Eschscholtz, 1825 (additional source)
Heterocyathus Milne Edwards & Haime, 1848 (additional source)
Holocoenia Milne Edwards & Haime, 1850 † (original description)
Isastraea explanulata M'Coy, 1851 † accepted as Isastrea explanulata (M'Coy, 1851) † (original description)
Isastrea conybeari Milne Edwards & Haime, 1851 † (original description)
Isastrea explanata (Goldfuss, 1829) † (new combination reference)
Isastrea limitata (Lamouroux, 1845) † (additional source)
Isastrea richardsoni Milne Edwards & Haime, 1851 † accepted as Enallocoenia richardsoni (Milne Edwards & Haime, 1851) † (original description)
Isastrea serialis Milne Edwards & Haime, 1851 † accepted as Trigerastraea serialis (Milne Edwards & Haime, 1851) † (original description)
Isastrea tenuistriata Milne Edwards & Haime, 1851 † (original description)
Latomeandra davidsoni Milne Edwards & Haime, 1851 † accepted as Vallimeandropsis davidsoni (Milne Edwards & Haime, 1851) † (original description)
Latomeandra flemingi Milne Edwards & Haime, 1851 † (original description)
Leptocyathus Milne Edwards & Haime, 1850 † (original description)
Leptocyathus elegans Milne Edwards & Haime, 1850 † (original description)
Leptosmilia Milne Edwards & Haime, 1848 accepted as Euphyllia Dana, 1846 (basis of record)
Leptosmilia ramosa Milne Edwards & Haime, 1849 (basis of record)
Lithostrotion basaltiformis (Conybeare & Phillipps, 1822) † (new combination reference)
Lithostrotion irregulare Phillips, 1836 † (new combination reference)
Lithostrotion portlocki Milne Edwards & Haime, 1852 † (original description)
Lituaria Valenciennes in Milne Edwards & Haime, 1850 (original description)
Lituaria phalloides (Pallas, 1766) (new combination reference)
Lophelia prolifera (Pallas, 1766) accepted as Desmophyllum pertusum (Linnaeus, 1758) (new combination reference)
Lophophyllum Milne Edwards & Haime, 1850 † (original description)
Lophoseris boletiformis (Esper, 1791) accepted as Pavona cactus (Forskål, 1775) (new combination reference)
Madracis asperula Milne Edwards & Haime, 1849 (additional source)
Manicina Hemprich & Ehrenberg, 1834 (additional source)
Menophyllum Milne Edwards & Haime, 1850 † (original description)
Metriophyllum Milne Edwards & Haime, 1850 † (original description)
Metriophyllum bouchardi Milne Edwards & Haime, 1850 † (original description)
Micrabacia coronula (Goldfuss, 1827) † (new combination reference)
Microsolena excelsa Milne Edwards & Haime, 1851 † accepted as Dendraraea excelsa (Milne Edwards & Haime, 1851) † (original description)
Microsolena regularis Milne Edwards & Haime, 1851 † (original description)
Montlivaltia cupuliformis Milne Edwards & Haime, 1851 † (original description)
Montlivaltia delabechei Milne Edwards & Haime, 1851 † accepted as Cyathophylliopsis delabechei (Milne Edwards & Haime, 1851) † (original description)
Montlivaltia dilitata (Michelin, 1843) † (new combination reference)
Montlivaltia lens Milne Edwards & Haime, 1851 † (original description)
Montlivaltia smithi Milne Edwards & Haime, 1851 † (original description)
Montlivaltia tenuilamellosa Milne Edwards & Haime, 1851 † (original description)
Montlivaltia waterhousei Milne Edwards & Haime, 1851 † (original description)
Montlivaltia wrighti Milne Edwards & Haime, 1851 † accepted as Epismilia wrighti (Milne Edwards & Haime, 1851) † (original description)
Montlivaultia delabechii Milne Edwards & Haime, 1850 † accepted as Montlivaltia delabechii Milne Edwards & Haime, 1850 † (original description)
Montlivaultia dilatata (Michelin, 1843) † accepted as Montlivaltia dilitata (Michelin, 1843) † (new combination reference)
Oculina conferta Milne Edwards & Haime, 1850 † accepted as Enallopsammia conferta (Milne Edwards & Haime, 1850) † (original description)

 Homonymy

 for Cyathophyllum profundum Gümbel, 1861 †

Junior homonym of Cyathophyllum profundum Germar, 1842 and Cyathophyllum profundum Conrad, 1843 [details]

 Homonymy

 for Latomeandra davidsoni Milne Edwards & Haime, 1851 †

Junior homonym of Latomeandra davidsoni Milne Edwards & Haime, 1850 ? [details]

 Homonymy

 for Stylina elegans L. Beauvais, 1966 †

Junior homonym of Stylina elegans d'Orbigny, 1850 [details]

 Nomenclature

 for Isastrea tenuistriata (Tomes, 1882) †

This name is invalid as a junior homonym of Isastrea tenuistriata Milne Edwards & Haime, 1851 [details]

 Type designation

 for Manicina Hemprich & Ehrenberg, 1834

Subsequent designation by Milne Edwards & Haime (1850) [details]

 Type species

 for Alcyonium Linnaeus, 1758

The genus name Alcyonium Linnaeus, 1758 has been used by various authors for a wide range of sessile invertebrates ... [details]