The Dolese Limestone Quarry near Richards Spur. Oklahoma includes an elaborate system of caves which have been infilled with early Permian fossil rich sediments. In operation for more than a century. the quarry yielded vast numbers of disarticulated skeletal elements of the most diverse assemblage of fully terrestrial tetrapods from the Paleozoic. https://www.roneverhart.com/Oakley-Fives-4-0/