TY  - RPRT
TI  - Palynological investigations in the Upper Cretaceous and Tertiary of the Mississippi Embayment Region - VI
AU  - Robert H. Tschudy
PY  - 1970
DO  - 10.3133/ofr70330
UR  - https://pubs.usgs.gov/publication/ofr70330
ID  - ofr70330
ER  -