Some articles on period, jurassic:
... shallow epicontinental sea, normally less than 100m deep, spread over the British area during this period ... During the early and middle Jurassic an area of uplift around Market Weighton affected the way that sediments were deposited causing thinner bands of Jurassic rocks to be ... The main area of Jurassic deposition in Yorkshire was the North York Moors ...
Famous quotes containing the word period:
“Colonial system, public debts, heavy taxes, protection, commercial wars, etc., these offshoots of the period of manufacture swell to gigantic proportions during the period of infancy of large-scale industry. The birth of the latter is celebrated by a vast, Herod-like slaughter of the innocents.”
—Karl Marx (18181883)