†Cylichnella duqmensis Harzhauser 2007

Harzhauser 2007. Oligocene and Aquitanian gastropod faunas from the Sultanate of Oman and their biogeographic implications for the early western Indo-Pacific. Palaeontographica Abteilung A Palaeozoologie-Stratigraphie, 280(4-6), June 2007: 75-121