Results: 1 - 2 of 2
Dec 31, 1959
Bulletin
… is proposed as new from the upper part of the Kaskapau shale … equivalent of the first or upper white-speckled shale … J.H. … Wall, J.H. (1960): Upper Cretaceous Foraminifera from the …
Dec 22, 2005
Earth Sciences Report
… wedge. The basin-wide sub-Cretaceous unconformity separates … succession, and 2) the upper Lower to lower Upper Cretaceous succession. Middle …