Darragh T.A. & Kendrick G.W., — Zenatiopsis ultima Sp

1971. Nov., Terminal Species of the Zenatiopsis Lineage (Bivalvia: Mactridae): With Notes on Its Stratigraphic Significance on Flinders Island and in the Perth Basin, Southern Australia. In 8vo, offp., pp. 7 with 1 pl. Offprint from Proc. Roy. Soc. Victoria, 84(1)