Bivalvia - Cardiida - Mactridae

Alternative spelling: Tanysiphonidae

Parent taxon: Mactridae according to J. G. Carter et al. 2011

Sister taxa: Anatina, Darcinia, Darina, Darininae, Hemimactra, Kymatox, Kymatoxinae, Leptomactra, Longimactra, Lutrariinae, Mactrinae, Mactropsis, Mactrotoma, Mulinia, Pteroluter, Pteropsellinae, Pteropsis, Raeta, Rangia, Scissodesma, Spisula, Willimactra, Zenatiinae

Subtaxa: none