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Dinosaur Park Formation
The
Dinosaur Park Formation
is the uppermost member of the
Belly River Group
(also known as the
Judith River Group
), a major geologic unit in southern
Alberta
. It was laid down during the
Campanian
stage of the
Late Cretaceous
epoch between 76.6 and 74.8 million years ago. It was deposited in
alluvial
and
coastal plain
environments, and it is bounded by the nonmarine
Oldman Formation
below it and the
marine
Bearpaw Formation
above it.
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