Psilaverrucosisporites
- Citations total:
- 2
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| details | Turonian | Maastrichtian | Sudan | Kaska,H.V. A spore and pollen zonation of Early Cretaceous to Tertiary nonmarine sediments of central Sudan. | 1989 |
| details | Turonian | Maestrichtian | Sudan | Christopher,R.A. et al. Introduction to biostratigraphy and time scales. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) | 1996 |