NuculidaeNuculidae is a family in the order Nuculida, containing 159 described species.Scientific classificationRankTaxonDomainEukaryotaKingdomAnimaliaPhylumMolluscaClassBivalviaOrderNuculidaFamilyNuculidaeGeneraNucula76Ennucula47Pronucula10Acila9Austronucula6Linucula4Condylonucula3Brevinucula1Neonucula1Sinonucula1Varinucula1