RNames - Relation: 1557
| Name 1 | Acodus deltatus / Oneotodus costatus - Bio_Conodont / Biostratigraphy - 1 - North America |
|---|---|
| Name 2 | Amphorachitina conifundus - Bio_Chitinozoan / Biostratigraphy - 1 - North Gondwana |
| Belongs to | No |
RNames - Relation #1557: List of References
| First Author | Year | Title | Link | Action |
|---|---|---|---|---|
| Cooper & Sadler | 2012 | The Ordovician Period | https://www.zotero.… | |
| Webby, B. D. et al. | 2004 | Stratigraphic framework and time slices | https://www.zotero.… |