Author:

Harker,S.D.;Sarjeant,W.A.S.;Caldwell,W.G.E.

Year:

1990

Title:

Late Cretaceous (Campanian) organic-walled microplankton from the interior plains of Canada, Wyoming and Texas; biostratigraphy, palaeotology and palaeoenvironmental interpretation.

Reference:

Harker,S.D. et al. (1990) Late Cretaceous (Campanian) organic-walled microplankton from the interior plains of Canada, Wyoming and Texas; biostratigraphy, palaeotology and palaeoenvironmental interpretation. Pal¤eontographica Abteilung B Vol. 219 # 1 P. 1- 243

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