LEADER 01941nam 2200481 450 001 9910707630003321 005 20161012141217.0 035 $a(CKB)5470000002466240 035 $a(OCoLC)960463929 035 $a(EXLCZ)995470000002466240 100 $a20161012d1972 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aStratigraphic nomenclature of Cambrian and Lower Ordovician rocks of easternmost southern Arizona and adjacent westernmost New Mexico /$fby Philip T. Hayes 210 1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1972. 210 2$aWashington :$cUnited States Government Printing Office. 215 $a1 online resource (iii, 21 pages) $cillustrations 225 1 $aGeological Survey bulletin ;$v1372-B 225 1 $aContributions to stratigraphy 300 $a"The areal extent is expanded for four stratigraphic units and restricted for one unit, and one term is abandoned." 320 $aIncludes bibliographical references (pages 20-21). 517 1 $aCambrian-Ordovician rocks, Arizona and New Mexico 606 $aGeology, Stratigraphic$yOrdovician 606 $aGeology, Stratigraphic$yCambrian 606 $aGeology, Stratigraphic$vNomenclature 606 $aGeology$zArizona 606 $aGeology$zNew Mexico 615 0$aGeology, Stratigraphic 615 0$aGeology, Stratigraphic 615 0$aGeology, Stratigraphic 615 0$aGeology 615 0$aGeology 700 $aHayes$b Philip T$g(Philip Thayer),$f1923-$01386967 712 02$aGeological Survey (U.S.), 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910707630003321 996 $aStratigraphic nomenclature of Cambrian and Lower Ordovician rocks of easternmost southern Arizona and adjacent westernmost New Mexico$93436323 997 $aUNINA