Biostratigraphic zonation of the Park City Group
January 1, 1977
Five biostratigraphic zones based on the distribution of brachiopods and conodonts are proposed for the Park City Group. They are: the Peniculauris ivesi-Neostreptognathodus prayi Zone, the Peniculauris bassi-Neostreptognathodus sulcoplicatus Zone, the Peniculauris bassi-Neostreptognathodus sp. C Zone, the Thamnosia depressa Zone, and the Yakovlevia multistriata-Neogondolella bitteri Zone. They range in age from Leonardian to Wordian.
Citation Information
| Publication Year | 1977 |
|---|---|
| Title | Biostratigraphic zonation of the Park City Group |
| DOI | 10.3133/ofr77853 |
| Authors | Bruce Wardlaw, James Collinson |
| Publication Type | Report |
| Publication Subtype | USGS Numbered Series |
| Series Title | Open-File Report |
| Series Number | 77-853 |
| Index ID | ofr77853 |
| Record Source | USGS Publications Warehouse |