TY  - RPRT
TI  - Contributions to the geology and paleontology of San Juan County, New Mexico; 4, Flora of the Fruitland and Kirtland formations
AU  - F. H. Knowlton
PY  - 1917
DO  - 10.3133/pp98s
UR  - https://pubs.usgs.gov/publication/pp98S
ID  - pp98S
ER  -