TY - RPRT TI - Lower Mesozoic extrusive rocks in southeastern Arizona: The Canelo Hills Volcanics AU - Philip Thayer Hayes AU - Frank S. Simons AU - R. Bruce Raup PY - 1965 DO - 10.3133/b1194m UR - https://pubs.usgs.gov/publication/b1194M ID - b1194M ER -