LEADER 01880oam 2200577 450 001 9910703895203321 005 20150623151426.0 035 $a(CKB)5470000002434775 035 $a(OCoLC)760970909$z(OCoLC)881832816 035 $a(EXLCZ)995470000002434775 100 $a20111114d1898 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 14$aThe lower Cretaceous Gryphæas of the Texas region /$fby Robert Thomas Hill and Thomas Wayland Vaughan 210 1$aWashington, D.C. :$cDepartment of the Interior, United States Geological Survey,$d1898. 210 2$aWashington :$cGovernment Printing Office. 215 $a1 online resource (139 pages, XXXV pages of plates) $cillustrations 225 1 $aBulletin of the United States Geological Survey ;$vno. 151 300 $aTitle from title screen (viewed June 23, 2015). 320 $aIncludes bibliographical references and index. 606 $aGryphaea 606 $aPaleontology$zTexas 606 $aPaleontology$yCretaceous 606 $aCretaceous Geologic Period$2fast 606 $aGryphaea$2fast 606 $aPaleontology$2fast 607 $aTexas$2fast 615 0$aGryphaea. 615 0$aPaleontology 615 0$aPaleontology 615 7$aCretaceous Geologic Period. 615 7$aGryphaea. 615 7$aPaleontology. 700 $aHill$b Robert Thomas$f1858-1941,$0291039 702 $aVaughan$b Thomas Wayland$f1870-1952, 712 02$aGeological Survey (U.S.), 801 0$bOCLCE 801 1$bOCLCE 801 2$bOCLCQ 801 2$bOCLCF 801 2$bOCLCQ 801 2$bOCLCO 801 2$bCOP 801 2$bGPO 906 $aBOOK 912 $a9910703895203321 996 $aThe lower Cretaceous Gryphæas of the Texas region$93441753 997 $aUNINA