Upper Jurassic

Upper Jurassic

[′əp·ər ju̇′ras·ik]
(geology)
The latest epoch of the Jurassic period of geologic time, beginning approximately 155 million years ago.
References in classic literature ?
As I slowly recalled my collegiate studies and paleontological readings in Bowen's textbooks, I realized that I had looked upon nothing less than a diplodocus of the Upper Jurassic; but how infinitely different was the true, live thing from the crude restorations of Hatcher and Holland!
Cairn spudded its Upper Jurassic Godalen exploration well 6608/11-9 on July 13 with the Transocean Arctic rig, targeting prospective resources of 90 mmboe in Upper Jurassic Rogn Formation sandstones.
The primary exploration target for the well was to prove petroleum in Upper Jurassic reservoir rocks (the Rogn formation).
The FTSE 250-listed exploration and development company said the primary exploration target for the well was to prove petroleum in Upper Jurassic reservoir rocks.
'Additionally, excellent quality upper Jurassic sandstone reservoirs and effective seal identified in the Rabat Deep 1 well significantly de-risk the clastic prospects and leads with prospects MOH-B and KEN-A priority targets,' it further noted.
Jurassic source rocks are mostly strata from the Lower Jurassic Sewa Formation, Middle Jurassic Quse, Shaqiaomu, Buqu and Xiali formations and the Upper Jurassic Suowa Formation.
Titled "The real Bigfoot: a pes from Wyoming, USA is the largest sauropod pes ever reported and the northern-most occurrence of brachiosaurids in the Upper Jurassic Morrison Formation," (https://doi.org/10.7717/peerj.5250) the paper appeared online Tuesday in the open-access journal PeerJ.
Manifa oils come mainly from a Lower Cretaceous containing 26[degrees] API oil, and an Upper Jurassic having a 29[degrees] API oil - both with 2.97% sulphur.
The dog-friendly beach is also popular with surfers, bird watchers and fossil hunters, with rocks formed in the upper Jurassic period, around 150 million years ago.
In the Lusitanian Basin (Portugal), Sauropoda is a wellrepresented group recorded from the Upper Jurassic to the uppermost Cretaceous (Sauvage, 1897-98; Lapparent and Zbyszewski, 1957; Dantas, 1990; Antunes and Mateus, 2003).
Khursaniya, a giant found in 1956, has almost 3bn barrels of proven oil reserves in an Upper Jurassic Fm at 6,560 ft.