Middle and late Turonian oysters of the lopha Lugubris group

Uranium-series dates on oyster shells from marine terraces of San Pablo Bay, California

Edward J. Helley

Oyster-like Permian Bivalvia

Norman Dennis Newell

Uranium-series dates on oyster shells from marine terraces of San Pablo Bay, California

Edward J Helley

Notes on the variation and synonymy of ostrea idriaensis gabb

Harold Ernest Vokes

Über lias- und doggeraustern

Ludwig Schäfle

Monographie du genre Ostrea

H. Coquand

Znachenie mikrostruktury rakoviny melovykh ustrit͡s dli͡a ikh sistematiki

N. A. Chelʹt͡sova

Origin and significance of the oyster banks in the Walnut Clay Formation, central Texas

Carl Dean Flatt

Predstaviteli semeĭstva ustrichnykh v melovykh otlozhenii͡a︡kh Malogo Kavkaza

V. P. Rengarten