@article {6863,
	title = {Transitional gryphaeate/exogyrate oysters (Bivalvia: Gryphaeidae) from the Lower Jurassic of northern Chile},
	journal = {Journal of Paleontology},
	volume = {72},
	number = {4},
	year = {1998},
	note = {PDF},
	pages = {619-631},
	keywords = {bivalvia, fossils, gryphaeidae, jurassic, microstructure, mollusca, ostreoida, paleontology, shell morphology, taxonomy},
	author = {Malchus, Nikolaus and Aberhan, M.}
}
