Retitriletes varius
- Citations total:
- 2
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| details | Cenomanian | Minnesota | Krutzsch,W. Atlas of Middle and Upper Tertiary dispersed spores and pollen as well as microplankton of northern Middle Europe. 2. Spores of the a Nothocerotaceae and Lycopodiaceae. | 1963 | |
| original | Cenomanian | Minnesota | Pierce,R.L. Lower Upper Cretaceous plant microfossils from Minnesota. | 1961 |