00957cam a22002771i 4500001001300000003000400013005001700017008004100034010001700075035001900092040002800111050002200139051001700161086001600178245007200194260005000266300004800316490007800364500006400442504002600506650001600532650003300548650002800581830005300609999001700662gs 32000180 DLC20260227111336.0790402s1932    dcuabf        001 0 eng    ags 32000180   a(OCoLC)4811746  aDLCcCoU-DAdOCoLCdDLC00aQE75b.P9 no. 167  aQE807.A5bS60 aI 19.16:16710aLower Triassic ammonoids of North America /cby James Perrin Smith.  aWashington :bU.S. Gov't. Print. Off.,c1932.  av, 199 p. :bill., map, 81 plates ;c29 cm.1 aGeological Survey (U.S.). Geological Survey professional paper ;vno. 167  aAt head of title: United States Department of the Interior.  aBibliography: p. 4-6. 0aAmmonoidea. 0aPaleontologyzNorth America. 0aPaleontologyyTriassic. 0aGeological Survey professional paper ;vno. 167.  c26969d26969