TY - RPRT TI - Mississippian (Lower Carboniferous) biostratigraphy, facies, and microfossils, Pedregosa Basin, southeastern Arizona and southwestern New Mexico AU - Augustus K. Armstrong AU - Bernard L. Mamet PY - 1988 DO - 10.3133/b1826 UR - https://pubs.usgs.gov/publication/b1826 ID - b1826 ER -