Upper Cretaceous

Upper Cretaceous

[′əp·ər kri′tā·shəs]
(geology)
The late epoch of the Cretaceous period of geologic time, beginning about 90 million years ago.
References in periodicals archive ?
These were the prevailing conditions when the rich dinosaur fauna of the upper Cretaceous formed.
Deepest wells reached some 4,200 m and oldest rocks encountered include upper Cretaceous sediments.
Fracture-type pools were found "en route" in Upper Cretaceous Fms.
The wells are intended to be production wells completed in the Upper Cretaceous (Campanian and Santonian) Logbaba Formation, which is a thick sequence of interbedded sands and shales found at depths between 1,700m and 3,200m below the surface.
Most of the Turkish oilfields produce from Upper Cretaceous reservoirs.
Geologically, the area lies within the southern limb of the South-Cantabrian Synclinorium, a large structure mainly composed of Upper Cretaceous and Paleogene deposits on the southeastern part of the Basque-Cantabrian Region (Baceta et al.
The dinosaur lived in the Upper Cretaceous period and is about 39 feet long.
In the Upper Cretaceous the area mentioned above was located on the southern edge of the European platform.
The second category includes the volcanic--sedimentary rocks of lava type, radiolarites, pelagic lime stones, flysch and turbidities that are belong to a time span from upper Triassic to upper Cretaceous and have been formed after Pridotites.
A large number of mostly tiny bits of dinosaur bones were recovered in groups at four locations within the Utah park - which paleontologists and geologists know as the Upper Cretaceous (Campanian) Kaiparowits Formation - leading paleontologists to believe that crocodyliforms had fed on baby dinosaurs 1-2 meters in total length.
Volcanic rocks of basaltic composition are exposed in various sections of the Laki Range in the Lower Indus Basin which comprises of sedimentary rocks ranging from Upper Cretaceous to Recent (Fig.
Stratigraphically it is almost seen over Presa Jimaguayu Formation of Maastrichtian Upper Cretaceous, in vertical and lateral transition to Florida Formation of Early Middle Eocene.

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