TY  - RPRT
TI  - Illustrations of plant microfossils from the Yazoo Clay (Jackson Group, upper Eocene), Mississippi
AU  - R.H. Tschudy
AU  - S. D. Van Loenen
PY  - 1970
DO  - 10.3133/pp643e
UR  - https://pubs.usgs.gov/publication/pp643E
ID  - pp643E
ER  -