Results: 1 - 2 of 2
Dec 31, 1970
Bulletin
… … Eight sections of Lower Cretaceous rocks exposed along the … marine origin, encompassing the upper part of the Loon River … The oldest microflora, from the upper part of the Loon River …
Apr 30, 2006
Earth Sciences Report
… of the DCGC in the Late Cretaceous has been identified with … offset formation tops from the Upper Cretaceous through the Paleozoic …