Search Results       Your search for [subject]Paleontology -- Pennsylvanian returned 1 record.           Revision of conodont biofacies nomenclature and interpretations of environmental controls in Pennsylvanian rocks of eastern and central North America. by Merrill, Glen K.; Toronto: Royal Ontario Museum, 1976. Subject: Conodonts -- North America; Paleontology -- North America; Paleontology -- Pennsylvanian.          Add to Book Cart Relevance: 18.84%