Wallia
- Citations total:
- 2
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| original | Campanian | South Dakota | Keupp,H. A new pithonnelloid calcareous dinoflagellate cyst form the Upper Cretaceous of South Dakota, USA. | 1990 | |
| details | Nd | Nd | Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. | 1998 |