Palynology of the Cretaceous-Tertiary boundary in the northern Rocky Mountain and Mississippi Embayment Regions. (In: Symposium on Palynology of the Late Cretaceous and Early Tertiary. R.M Kosanke and A.T. Cross, editors)
Reference:
Tschudy,R.H. (1970)
Palynology of the Cretaceous-Tertiary boundary in the northern Rocky Mountain and Mississippi Embayment Regions. (In: Symposium on Palynology of the Late Cretaceous and Early Tertiary. R.M Kosanke and A.T. Cross, editors) Geological Society of America, Special Paper
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