@book{282041,
	author = {Godfrey, Stephen J.},
	title = {The geology and vertebrate paleontology of Calvert Cliffs, Maryland /},
	publisher = {Smithsonian Institution Scholarly Press,},
	year = {2018.},
	series = {Smithsonian contributions to paleobiology,},
	address = {Washington, D.C. :}
}