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Valensiella ovalis
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General
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Stratigraphy
Description
Literature
Notes
Year
Author
Title
1991
Harker, S.D. and Sarjeant, W.A.S.
Late Cretaceous (Campanian) organic-walled microplankton from the Interior Plains of Canada Wyoming and Texas: Validation of new taxa
1990
Harker, S.D., Sarjeant, W.A.S. and Caldwell, W.G.E.
Late Cretaceous (Campanian) organic-walled micro- plankton from the interior plains of Canada, Wyo- ming and Texas: biostratigraphy, palaeontology and palaeoenvironmental interpretation.
1993
Lentin, J.K. and Williams, G.L.
Fossil Dinoflagellates: Index to genera and species, 1993 Edition.
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