@article {Yamagiwa1981,
	title = {A new hexacoral species from the Upper Jurassic to Lower Cretaceous Yura Group at Cailloma, Arequipa Department, southern Peru},
	journal = {Paleontological Studies of the Andes},
	volume = {2},
	year = {1981},
	pages = {41{\textendash}46},
	keywords = {RCBS, TIP},
	author = {Yamagiwa, Nobuo and {Rangel Zavala}, C and {Villacicensio de Divila}, E and Kawabe, T}
}
