00918cam a22002651  4500001001300000003000400013005001700017008004100034010001700075040003900092043001200131050001600143082001100159100004400170245009700214260006400311300003100375440005600406504003000462650002900492650003300521650003100554740005000585999001700635gs 68000132 DLC20260227111421.0710913s1968    nyua     b    000 0 eng c  ags 68000132   aU.S. Geol. Survey. Libr.cDLCdDLC  an-us-tx00aQE811b.B5700a564/.11 aBird, Samuel O.q(Samuel Oscar),d1934-12aA pelecypod fauna from the Gaptank Formation (Pennsylvanian) west Texas,cby Samuel O. Bird.  aIthaca, N.Y.,bPaleontological Research Institution,c1968.  a112-185 p.billus.c23 cm. 0aBulletins of American paleontology,vv. 54, no. 240  aBibliography: p. 167-173. 0aBivalves, FossilzTexas. 0aPaleontologyyPennsylvanian. 0aPaleontologyzTexas, West.  aGaptank Formation (Pennsylvanian) west Texas.  c30407d30407