the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Pelecypoda or Conchifera > [noun] > section Asiphonida > family Arcade > member of
Noah's Ark1713
sot's cap1713
ark-shell1854
1854 S. P. WoodwardMan. Molluscaii. 268 The Ark-shells of the Palæozoic and secondary strata.