Title: Conodont-based determination of the Silurian-Devonian boundary in the Valley and Ridge province, northern and central Appalachians
First published: 1988
Subjects: Paleontology, Conodonts, Lithofacies
Places: Appalachian Region
Time periods: Silurian, Devonian
LC classification: QE75 .B9 no. 1837, QE723 .B9 no. 1837