PaleoDB taxon number: 396630

Full reference: H. Natori. 1964. Some molluscan fossils from the Tertiary Muro Group in the Kii Peninsula, Japan. Transactions and Proceedings of the Palaeontological Society of Japan 55(472):247-255

Belongs to Pitar according to H. Natori 1964

Sister taxa: Meretrix (Pitar) dalikiensis, Meretrix (Pitar) elliptica, Pitar (Calpitaria), Pitar (Chionella), Pitar (Cordiopsis), Pitar (Costellipitar), Pitar (Hyphantosoma), Pitar (Lamelliconcha), Pitar (Nanopitar), Pitar (Paradione), Pitar (Pitar), Pitar (Pitar) nuttali, Pitar (Pitarenus), Pitar (Pitarina), Pitar addicotti, Pitar albidus, Pitar barbarensis, Pitar baylii, Pitar cedroensis, Pitar colchaguana, Pitar cordatus, Pitar hataii, Pitar mancorensis, Pitar morrhuanus, Pitar murphyi, Pitar oregonensis, Pitar ozakii, Pitar palmeri, Pitar parisiensis, Pitar petropolitanus, Pitar porrecta, Pitar quadratus, Pitar rostratus, Pitar salanga, Pitar sciaena, Pitar securiformis, Pitar simpsoni, Pitar sorachiensis, Pitar stocki, Pitar subarestus, Pitar transversus, Pitar uvasana, Pitar vancouverensis, Cytherea (Caryatis) pratti

Type specimen: Its type locality is Motomiya, which is in an Oligocene/Miocene marine horizon in the Ukekawa-Muro Formation of Japan