%0 Journal Article %J Journal of Paleontology %D 1965 %T Zonal Conodonts from the Silurian Strata of the Niagara Gorge %A Rexroad, C. %A L. V. Rickard %K paleontology %B Journal of Paleontology %V 39 %P 1217-1220 %G eng %U http://www.jstor.org/stable/1301874