00977cam a22003011 4500 gs 53000131 DLC 20260227111400.0 731113s1952 utuabf b 000 0 eng c gs 53000131 (OCoLC)740137 U.S. Geol. Survey. Libr. OAU WaChenE U DLC premarc n-us-ut n-us-nv QE169 .A3 no. 48 N 3300.71: Bul/47 utdocs Hintze, Lehi F. Lower Ordovician trilobites from western Utah and eastern Nevada. Salt Lake City, 1952. vi, 249 p. plates, maps, tables. 23 cm. Utah. Geological and Mineralogical Survey. Bulletin 48 Bibliography: p. 244-249. Trilobites. Paleontology Utah. Paleontology Nevada. Paleontology Ordovician. Bulletin (Utah Geological and Mineralogical Survey) ; 48. 28735 28735