LEADER 02083oam 2200577 450 001 9910707080103321 005 20180511113443.0 035 $a(CKB)5470000002460684 035 $a(OCoLC)896810890 035 $a(OCoLC)995470000002460684 035 $a(EXLCZ)995470000002460684 100 $a20141123d1987 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aLate Mississippian gastropods of the Chainman Shale, west-central Utah /$fby Mackenzie Gordon, Jr. and Ellis L. Yochelson 210 1$aWashington :$cDepartment of the Interior, U.S. Geological Survey,$d1987. 215 $a1 online resource (iv, 112 pages, 9 unnumbered pages of plates) $cillustrations, maps 225 1 $aU.S. Geological Survey professional paper ;$v1368 300 $a"Descriptions, geographic and stratigraphic distribution, and illustrations of 79 species of gastropods in eight assemblages, which are equated with established ammonoid and foraminiferal zones." 320 $aIncludes bibliographical references (pages 104-106) and index. 606 $aGastropoda, Fossil 606 $aPaleontology$yMississippian 606 $aShale$zUtah 606 $aGastropoda, Fossil$2fast 606 $aMississippian Geologic Period$2fast 606 $aPaleontology$2fast 606 $aShale$2fast 607 $aUtah$2fast 615 0$aGastropoda, Fossil. 615 0$aPaleontology 615 0$aShale 615 7$aGastropoda, Fossil. 615 7$aMississippian Geologic Period. 615 7$aPaleontology. 615 7$aShale. 700 $aGordon$b Mackenzie$f1913-$01389569 702 $aYochelson$b Ellis L$g(Ellis Leon),$f1928-2006, 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bCUS 801 2$bGPO 906 $aBOOK 912 $a9910707080103321 996 $aLate Mississippian gastropods of the Chainman Shale, west-central Utah$93466965 997 $aUNINA