| original |
Albian |
Early Cenomanian |
Wyoming |
Burgess,J.D. Palynological interpretation of Frontier environments in Central Wyoming. |
1971 |
| original |
Albian |
Early Cenomanian |
Montana |
Burgess,J.D. Palynological interpretation of Frontier environments in Central Wyoming. |
1971 |
| details |
Nd |
|
Nd |
Loeblich,A.R.,Jr. et al. Index to the genera, subgenera, and sections of the Pyrrhophyta, 7. |
1974 |
| details |
Late Albian |
|
California |
Lucas-Clark,J. Wigginsiella, n.gen., Spongodinium and Apteodinium as members of the Aptiana-Ventriosum Complex (fossil dinophyceae). |
1987 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |