Neckaja 1952. Novuie vidui ostrakod iz orlozhenii Ordovika severo-zapadnoi chasti Russkoi Platformui. [New species of ostracod from the Ordovician deposits of the N.W. part of the Russian platform. Trudy vses neft nauch-Issled Geol-Raz Inst (VNIGRI) NS, 69 1952: 217-2232