Results: 1 - 5 of 5
Dec 31, 1966
Bulletin
… recognized in the Alberta Group (Cretaceous) and equivalent strata … 2.Verneuilinoides kansasensis; 3.lower pelagic and 4.Pseudoclavulina … (1) and (2). The Late Cretaceous sea persisted longer in …
Apr 30, 1983
Open File Report
… Sedimentology of the Upper Cretaceous Judith River (Belly … - Sedimentology of the Upper Cretaceous Judith River (Belly …
Feb 29, 2008
Geo-Note
… is presented for the uppermost Cretaceous strata of the … appear to be hosted within lower Cenomanian to Campanian … paleoenvironments ranged from lower shoreface below wave base to …
Dec 31, 1961
Earth Sciences Report
… nearly flat lying rocks of Late Cretaceous age covered by … of variable thickness. The Cretaceous succession consists of … are locally present in the lower Kaskapau and Bad Heart units …
Dec 31, 1999
Earth Sciences Report
… 200 wells which penetrate the Lower Cretaceous successions from …