411828072009-06-092017-05-112009-06-092017-05-111922-08http://hdl.handle.net/2152/6277textelectronicengCopyright is held by the author. Presentation of this material on the Libraries' web site by University Libraries, The University of Texas at Austin was made possible under a limited license grant from the author who has retained all copyrights in the works.Paleontology--Texas--Medina CountyPaleontology--Texas--Maverick CountyPaleontology--Texas--Uvalde CountyPaleontology--Texas--Escondido FormationFossils--Texas--Escondido FormationThesisOpen