Author:

Venkatachala,B.S.;Salujha,S.K.

Year:

1971

Title:

Pollen and spores from the Pre-Verne Cyclical Formation of the Saginaw Group, Grande Ledge, Michigan, USA.

Reference:

Venkatachala,B.S. et al. (1971) Pollen and spores from the Pre-Verne Cyclical Formation of the Saginaw Group, Grande Ledge, Michigan, USA. Contributions from the Museum of Paleontology. University of Michigan Vol. 23 # 17 P. 263- 281

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