Opalocina fosteriOpalocina fosteri is a species in the genus Opalocina, family Lucinidae, order Lucinida.Scientific classificationRankTaxonDomainEukaryotaKingdomAnimaliaPhylumMolluscaClassBivalviaOrderLucinidaFamilyLucinidaeGenusOpalocinaSpeciesOpalocina fosteri