| original |
Campanian |
|
Canada(Manitoba) |
Harker,S.D. Campanian organic-walled microplankton from the Interior Plains of Canada, Wyoming and Texas. |
1977 |
| original |
Campanian |
|
Wyoming |
Harker,S.D. Campanian organic-walled microplankton from the Interior Plains of Canada, Wyoming and Texas. |
1977 |
| original |
Middle Campanian |
|
Canada(Manitoba) |
Harker,S.D. et al. Late Cretaceous (Campanian) organic-walled microplankton from the interior plains of Canada, Wyoming and Texas; biostratigraphy, palaeotology and palaeoenvironmental interpretation. |
1990 |
| original |
Campanian |
|
Canada(Manitoba) |
Harker,S.D. et al. Late Cretaceous (Campanian) organic-walled microplankton from Interior Plains of Canada, Wyoming and Texas; Validation of new taxa. |
1991 |
| details |
Campanian |
|
Canada(Manitoba) |
Jansonius,J. et al. Genera File of fossil spores. Supplement 11 |
1992 |
| details |
Nd |
|
Nd |
Elsik,W.C. Fungi. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |