Actinecta de Blainville, 1830 (additional source)
Actineria (additional source)
Actinia achates Drayton in Dana, 1846 accepted as Antholoba achates (Drayton in Dana, 1846) (original description)
Actinia artemisia Pickering in Dana, 1846 accepted as Anthopleura artemisia (Pickering in Dana, 1846) (original description)
Actinia clavigera Drayton in Dana, 1846 accepted as Actinodactylus clavigerum (Drayton in Dana, 1846) (original description)
Actinia clematis Drayton in Dana, 1846 accepted as Phymactis clematis (Drayton in Dana, 1846) (original description)
Actinia cruentata Couthouy in Dana, 1846 accepted as Parantheopsis cruentata (Couthouy in Dana, 1846) (original description)
Actinia curta Drayton in Dana, 1846 (original description)
Actinia decorata Couthouy in Dana, 1846 accepted as Calliactis polypus (Forsskål, 1775) (original description)
Actinia diadema Drayton in Dana, 1846 accepted as Bunodosoma diadema (Drayton in Dana, 1846) (original description)
Actinia flagellifera Drayton in Dana, 1846 accepted as Pseudactinia flagellifera (Drayton in Dana, 1846) (original description)
Actinia florida Drayton in Dana, 1846 accepted as Phymactis clematis (Drayton in Dana, 1846) (original description)
Actinia fuegiensis Couthouy in Dana, 1846 accepted as Antholoba achates (Drayton in Dana, 1846) (original description)
Actinia gemma Drayton in Dana, 1846 (original description)
Actinia graminea Drayton in Dana, 1846 (original description)
Actinia impatiens Couthouy in Dana, 1846 accepted as Paractis impatiens (Couthouy in Dana, 1846) (original description)
Actinia lineolata Couthouy in Dana, 1846 accepted as Antiparactis lineolata (Couthouy in Dana, 1846) (original description)
Actinia mollis Couthouy in Dana, 1846 accepted as Discosoma molle (Couthouy in Dana, 1846) (original description)
Actinia monilifera Drayton in Dana, 1846 accepted as Paractis monilifera (Drayton in Dana, 1846) (original description)
Actinia nymphaea Drayton in Dana, 1846 accepted as Sagartia nymphaea (Drayton in Dana, 1846) accepted as Cylista nymphaea (Drayton in Dana, 1846) (original description)
Actinia papaver Drayton in Dana, 1846 accepted as Paractis papaver (Drayton in Dana, 1846) (original description)
Actinia paumotensis Couthouy in Dana, 1846 accepted as Radianthus crispa (Hemprich & Ehrenberg in Ehrenberg, 1834) (original description)
Actinia pluvia Drayton in Dana, 1846 accepted as Phymanthea pluvia (Drayton in Dana, 1846) (original description)
Actinia pretiosa Dana, 1846 accepted as Alicia pretiosa (Dana, 1846) (original description)
Actinia primula Drayton in Dana, 1846 accepted as Nemactis primula (Drayton in Dana, 1846) (original description)
Actinia pustulata Couthouy in Dana, 1846 accepted as Phymactis pustulata (Couthouy in Dana, 1846) (original description)
Actinia reticulata Couthouy in Dana, 1846 accepted as Antholoba achates (Drayton in Dana, 1846) (original description)
Actinia rhodora Couthouy in Dana, 1846 accepted as Paranthus rhodora (Couthouy in Dana, 1846) (original description)
Actinia rubus Drayton in Dana, 1846 accepted as Nemactis rubus (Drayton in Dana, 1846) (original description)
Actinia tabella Drayton in Dana, 1846 (original description)
Actinia veratra Drayton in Dana, 1846 accepted as Aulactinia veratra (Drayton in Dana, 1846) (original description)
Actinodendrum accepted as Actinodendron (additional source)
Anthea Johnston, 1838 (additional source)
Capnea Forbes, 1841 (additional source)
Corticifera accepted as Palythoa Lamouroux, 1816 (additional source)
Ilyanthus Forbes, 1840 (additional source)
Metridium (Oulactis) concinnatum Drayton in Dana, 1846 accepted as Oulactis concinnata (Drayton in Dana, 1846) (original description)
Metridium concinnatum Dana, 1846 accepted as Oulactis concinnata (Drayton in Dana, 1846) (original description)
Metridium muscosum Drayton in Dana, 1846 accepted as Oulactis muscosa (Drayton in Dana, 1846) (original description)
Metridium praetextum Couthouy in Dana, 1846 accepted as Phyllactis praetexta (Couthouy in Dana, 1846) (original description)

Argentinean Exclusive Economic Zone for Actinia achates Drayton in Dana, 1846 
Australian Exclusive Economic Zone for Actinia papaver Drayton in Dana, 1846 
Australian Exclusive Economic Zone for Actinia veratra Drayton in Dana, 1846 
Australian Exclusive Economic Zone for Metridium muscosum Drayton in Dana, 1846 
Brazilian Exclusive Economic Zone for Actinia pustulata Couthouy in Dana, 1846 
Brazilian Exclusive Economic Zone for Actinia rhodora Couthouy in Dana, 1846 
Brazilian Exclusive Economic Zone for Metridium praetextum Couthouy in Dana, 1846 
Brazilian Exclusive Economic Zone for Metridium praetextum Couthouy in Dana, 1846 
Cape Verdean Exclusive Economic Zone for Actinia curta Drayton in Dana, 1846 
Cape Verdean Exclusive Economic Zone for Actinia diadema Drayton in Dana, 1846 
Cape Verdean Exclusive Economic Zone for Actinia gemma Drayton in Dana, 1846 
Cape Verdean Exclusive Economic Zone for Actinia graminea Drayton in Dana, 1846 
Cape Verdean Exclusive Economic Zone for Actinia tabella Drayton in Dana, 1846 
Chilean Exclusive Economic Zone for Actinia cruentata Couthouy in Dana, 1846 
Chilean Exclusive Economic Zone for Actinia fuegiensis Couthouy in Dana, 1846 
Chilean Exclusive Economic Zone for Actinia impatiens Couthouy in Dana, 1846 
Chilean Exclusive Economic Zone for Actinia lineolata Couthouy in Dana, 1846 
Chilean Exclusive Economic Zone for Actinia nymphaea Drayton in Dana, 1846 
Chilean Exclusive Economic Zone for Actinia reticulata Couthouy in Dana, 1846 
Chilean Exclusive Economic Zone for Actinia rubus Drayton in Dana, 1846 
Fijian Exclusive Economic Zone for Actinia pretiosa Dana, 1846 
French Polynesian Exclusive Economic Zone for Actinia clavigera Drayton in Dana, 1846 
French Polynesian Exclusive Economic Zone for Actinia decorata Couthouy in Dana, 1846 
French Polynesian Exclusive Economic Zone for Actinia mollis Couthouy in Dana, 1846 
New Zealand Exclusive Economic Zone for Actinia monilifera Drayton in Dana, 1846 
Peruvian Exclusive Economic Zone for Actinia pluvia Drayton in Dana, 1846 
Peruvian Exclusive Economic Zone for Actinia primula Drayton in Dana, 1846 
Peruvian Exclusive Economic Zone for Metridium (Oulactis) concinnatum Drayton in Dana, 1846 
Portuguese Exclusive Economic Zone for Actinia flagellifera Drayton in Dana, 1846 
Portuguese Exclusive Economic Zone for Actinia flagellifera Drayton in Dana, 1846 
United States Exclusive Economic Zone for Actinia artemisia Pickering in Dana, 1846 

Syntype USNM 1690, geounit French Polynesian Exclusive Economic Zone, identified as Actinia paumotensis Couthouy in Dana, 1846
Syntype MCZ 297, geounit Chilean Exclusive Economic Zone, identified as Actinia clematis Drayton in Dana, 1846
Syntype MCZ 298, geounit Peruvian Exclusive Economic Zone, identified as Actinia florida Drayton in Dana, 1846
Nontype MNB 7182, geounit French Southern Territories, identified as Actinia cruentata Couthouy in Dana, 1846

 Nomenclature

 for Astroitis Dana, 1846

The name was originally published by Boccone (1694) in an invalid work. [details]

 Nomenclature

 for Fungia ehrenbergii var. gigantea Dana, 1846

The taxon was described as a variety in the text (p. 303) and as a species in the Atlas (Pl. 19 fig 12) [details]

 Nomenclature

 for Fungia gigantea Dana, 1846

The taxon was described as a variety in the text (p. 303) and as a species in the Atlas (Pl. 19 fig 12) [details]

 Nomenclature

 for Gemmipora cinerascens (Ellis & Solander, 1786)

According to Ehrenberg (1834) this species is a synonym of Turbinaria mesenterina (Lamarck, 1816) [details]

 Synonymy

 for Turbinaria cinerascens (Ellis & Solander, 1786)

According to Ehrenberg (1834) this species is a synonym of Turbinaria mesenterina (Lamarck, 1816) [details]

 Taxonomic remark

 for Turbinaria cinerascens (Ellis & Solander, 1786)

According to Ehrenberg (1834) this species is a synonym of Turbinaria mesenterina (Lamarck, 1816) [details]