TY  - RPRT
TI  - Update and revision of brachiopod collections of the Phosphoria, Park City, and Shedhorn Formations (Permian) of the U.S. Geological Survey
AU  - Bruce R. Wardlaw
PY  - 1978
DO  - 10.3133/ofr78692
UR  - https://pubs.usgs.gov/publication/ofr78692
ID  - ofr78692
ER  -