@article {5979,
	title = {Recent gastropod boreholes and Ordovician cylindrical borings},
	journal = {Geological Survey Professional Paper},
	volume = {593-B},
	year = {1968},
	pages = {B1-B25},
	keywords = {bivalvia, brachiopoda, fossil record, gastropoda, mollusca, ordovician, paleontology, predation},
	author = {Carriker, Melbourne R. and Yochelson, Ellis L.}
}
