W. J.  Zinsmeister, ?Thee new species of Pulvinites (Mollusca: Bivalvia) from Seymour Island (Antarctic Peninsula) and southern California?, Journal of Paleontology, vol. 52, pp. 565-569, 1978.

W. J.  Zinsmeister, ?Thee new species of Pulvinites (Mollusca: Bivalvia) from Seymour Island (Antarctic Peninsula) and southern California?, Journal of Paleontology, vol. 52, pp. 565-569, 1978.