TY - BOOK T1 - Middle Triassic molluscan fossils of biostratigraphic significance from the Humboldt Range, northwestern Nevada / DA - 1982. CY - Washington : AU - Silberling, N. J. AU - Nichols, K. M. VL - 1207 CN - QE75 CN - QE801 CN - QE75 PB - U.S. Govt. Print. Off., PP - Washington : PY - 1982. N1 - Three folded maps in pocket. ID - 121623 KW - Mollusks, Fossil. KW - Paleontology KW - Geology, Stratigraphic KW - Geology TI - Middle Triassic molluscan fossils of biostratigraphic significance from the Humboldt Range, northwestern Nevada / ER -