Opinions from H. E. Vokes 1969
- 'Anadara (Caloosarca) hoerleae belongs to Anadara (Caloosarca)'
- 'Anadara (Caloosarca) notoflorida belongs to Anadara (Caloosarca)'
- 'Anadara baughmani belongs to Anadara'
- 'Anadara istmica belongs to Anadara'
- 'Anadara woodringi belongs to Anadara'
- 'Arca aequalitas belongs to Arca' according to Tucker and Wilson 1932
- 'Arca aequalitas is recombined as Anadara (Caloosarca) aequalitas'
- 'Arca auriculata is a subjective synonym of Anadara (Caloosarca) notabilis'
- 'Arca auriculata is recombined as Arca (Scapharca) auriculata' according to Dall 1889
- 'Arca auriculata is recombined as Scapharca (Scapharca) auriculata' according to Dall 1898
- 'Arca biangulata belongs to Arca' according to Sowerby 1833
- 'Arca biangulata is recombined as Anadara (Caloosarca) biangulata' according to Olsson 1961
- 'Arca campsa belongs to Arca' according to Dall 1898
- 'Arca campsa is recombined as Anadara campsa'
- 'Arca crassicosta belongs to Arca' according to Heilprin 1887
- 'Arca crassicosta is recombined as Anadara (Caloosarca) crassicosta'
- 'Arca crassicosta is a subjective synonym of Scapharca (Anadara) rustica' according to Dall 1898
- 'Arca crassicosta is recombined as Anadara crassicosta' according to Olsson 1968
- 'Arca dasia belongs to Arca' according to Woodring 1925
- 'Arca dasia is recombined as Anadara dasia'
- 'Arca deshayesii is a subjective synonym of Anadara (Caloosarca) notabilis'
- 'Arca deshayesii is recombined as Scapharca deshayesii' according to Dall 1898
- 'Arca deshayesii is recombined as Arca (Cunearca) deshayesii' according to Jenkins 1913
- 'Arca deshayesii is recombined as Scapharca (Scapharca) deshayesi' according to Maury 1925
- 'Arca gordita belongs to Arca' according to Lowe 1935
- 'Arca gordita is a subjective synonym of Anadara (Caloosarca) biangulata' according to Olsson 1961
- 'Arca guayubinica belongs to Arca' according to Maury 1917
- 'Arca guayubinica is recombined as Anadara guayubinica'
- 'Arca halidonata belongs to Arca' according to Dall 1898
- 'Arca halidonata is recombined as Anadara halidonata'
- 'Arca hermidermos belongs to Arca' according to Philippi 1845
- 'Arca hermidermos is recombined as Anadara hermidermos'
- 'Arca inaequilateralis is recombined as Anadara inaequilateralis'
- 'Arca notabilis is recombined as Anadara (Caloosarca) notabilis'
- 'Arca prephina belongs to Arca' according to Woodring 1925
- 'Arca riogurabonica belongs to Arca' according to Maury 1917
- 'Arca riogurabonica is recombined as Anadara riogurabonica'
- 'Arca rustica is recombined as Anadara (Caloosarca) rustica'
- 'Arca rustica is recombined as Anadara rustica' according to Dubar and Furnbunch 1965
- 'Barbatia (Diluvarca) prephina is recombined as Anadara prephina'
- 'Caloosarca was reranked as Anadara (Caloosarca) and belongs to Anadara'
- 'Scapharca (Scapharca) actinophora is recombined as Anadara actinophora'