Actinia achates Drayton in Dana, 1846 accepted as Antholoba achates (Drayton in Dana, 1846) (additional source)
Actinia artemisia Pickering in Dana, 1846 accepted as Anthopleura artemisia (Pickering in Dana, 1846) (additional source)
Actinia clavigera Drayton in Dana, 1846 accepted as Actinodactylus clavigerum (Drayton in Dana, 1846) (additional source)
Actinia clematis Drayton in Dana, 1846 accepted as Phymactis clematis (Drayton in Dana, 1846) (additional source)
Actinia cruentata Couthouy in Dana, 1846 accepted as Parantheopsis cruentata (Couthouy in Dana, 1846) (additional source)
Actinia curta Drayton in Dana, 1846 (additional source)
Actinia decorata Couthouy in Dana, 1846 accepted as Calliactis polypus (Forsskål, 1775) (additional source)
Actinia diadema Drayton in Dana, 1846 accepted as Bunodosoma diadema (Drayton in Dana, 1846) (additional source)
Actinia flagellifera Drayton in Dana, 1846 accepted as Pseudactinia flagellifera (Drayton in Dana, 1846) (additional source)
Actinia florida Drayton in Dana, 1846 accepted as Phymactis clematis (Drayton in Dana, 1846) (additional source)
Actinia fuegiensis Couthouy in Dana, 1846 accepted as Antholoba achates (Drayton in Dana, 1846) (additional source)
Actinia gemma Drayton in Dana, 1846 (additional source)
Actinia graminea Drayton in Dana, 1846 (additional source)
Actinia impatiens Couthouy in Dana, 1846 accepted as Paractis impatiens (Couthouy in Dana, 1846) (additional source)
Actinia lineolata Couthouy in Dana, 1846 accepted as Antiparactis lineolata (Couthouy in Dana, 1846) (additional source)
Actinia mollis Couthouy in Dana, 1846 accepted as Discosoma molle (Couthouy in Dana, 1846) (additional source)
Actinia monilifera Drayton in Dana, 1846 accepted as Paractis monilifera (Drayton in Dana, 1846) (additional source)
Actinia nymphaea Drayton in Dana, 1846 accepted as Sagartia nymphaea (Drayton in Dana, 1846) accepted as Cylista nymphaea (Drayton in Dana, 1846) (additional source)
Actinia papaver Drayton in Dana, 1846 accepted as Paractis papaver (Drayton in Dana, 1846) (additional source)
Actinia paumotensis Couthouy in Dana, 1846 accepted as Radianthus crispa (Hemprich & Ehrenberg in Ehrenberg, 1834) (additional source)
Actinia pluvia Drayton in Dana, 1846 accepted as Phymanthea pluvia (Drayton in Dana, 1846) (additional source)
Actinia pretiosa Dana, 1846 accepted as Alicia pretiosa (Dana, 1846) (additional source)
Actinia primula Drayton in Dana, 1846 accepted as Nemactis primula (Drayton in Dana, 1846) (additional source)
Actinia pustulata Couthouy in Dana, 1846 accepted as Phymactis pustulata (Couthouy in Dana, 1846) (additional source)
Actinia reticulata Couthouy in Dana, 1846 accepted as Antholoba achates (Drayton in Dana, 1846) (additional source)
Actinia rhodora Couthouy in Dana, 1846 accepted as Paranthus rhodora (Couthouy in Dana, 1846) (additional source)
Actinia rubus Drayton in Dana, 1846 accepted as Nemactis rubus (Drayton in Dana, 1846) (additional source)
Actinia tabella Drayton in Dana, 1846 (additional source)
Actinia veratra Drayton in Dana, 1846 accepted as Aulactinia veratra (Drayton in Dana, 1846) (additional source)
Metridium concinnatum Dana, 1846 accepted as Oulactis concinnata (Drayton in Dana, 1846) (additional source)
Metridium muscosum Drayton in Dana, 1846 accepted as Oulactis muscosa (Drayton in Dana, 1846) (additional source)
Metridium praetextum Couthouy in Dana, 1846 accepted as Phyllactis praetexta (Couthouy in Dana, 1846) (additional source)