12 February 2014
At the eroded gully known as Devil’s Coulee in Alberta, you can find armored mudballs, dinosaur fossils (including eggshell), and even marine clams at higher levels in the sequence. Check out these lovely beasts:
They lived and died on the western shore of the Western Interior Seaway during the Cretaceous period of geologic time. My Canadian Rockies field geology students visited this site in 2012. I’m taking students back again this coming summer, in July. Let me know if you’re interested in joining us!