@book{24212,
	author = {Cope, E. D. and Geological Survey of Texas.},
	title = {A preliminary report on the vertebrate paleontology of the Llano Estacado,},
	publisher = {B. C. Jones & company, state printers,},
	year = {1893.},
	address = {Austin, Texas,},
	note = {At head of title:  Geological survey of Texas.}
}