Dinosaurs on Alaskas North Slope
http://www.blm.gov/pgdata/etc/medialib/blm/ak/aktest/culture_res/culture_pdfs.Par.48740.File.dat/alaska_dinosaurs.pdf
How Was Oil Formed?
http://www.eia.doe.gov/kids/energyfacts/sources/non-renewable/oil.html#Howformed
Keep in mind that the sedimentary rock most oil is found is from a time period older than the current location of our continents.