Results 161 to 170 of about 68,053 (269)

Authigenic Silica Fabrics Associated with Cambro-Ordovician Unconformities in the Upper Midwest [PDF]

, 1997
G. L. Smith, Robert H. Dott, Charles W. Byers   +2 more
openalex   +1 more source

Dynamic redox-promoted iron and nutrient cycling drove graptolite evolution across the Ordovician-Silurian transition. [PDF]

Sci Adv
Qiu Z, Zou C, Zhang J, Dong A, Kong W, Xiong Y, Wignall PB, Li M, Wang Z, Zhu X, Poulton SW.   +10 more
europepmc   +1 more source

Future of Underground Gas Storage in Cambro-Ordovician (Sauk Sequence) Rocks, Southeastern New York: ABSTRACT

, 1995
Jiangtao Guo
openalex   +1 more source

Preservation bias obscures gradual Ordovician reef evolution. [PDF]

Proc Natl Acad Sci U S A
Jeon J, Li QJ, Lee JH.
europepmc   +1 more source

Chitinozoa from the Ordovician Sylvan Shale of the Arbuckle Mountains, Oklahoma

, 1970
W. A. M. Jenkins
openalex   +1 more source

Lower Paleozoic Rocks around Today´s Arctic Ocean: Two Ancestral Continents and Associated Plates; Alaskan Rotation Unnecessary and Unlikely [PDF]

, 2001
Cecile, M. P., Khudoley, A. K., Kos´ko, M. K., Lane, L. S.   +3 more
core  

Paleoenvironmental reconstruction of the Middle Ordovician Majiagou Formation in the northeastern Ordos Basin and its effect on organic matter enrichment. [PDF]

Sci Rep
Wang Y, Wang X, Liu W, Zhang T, Zhang D.
europepmc   +1 more source

Assessing Fluoride Concentrations in Iowa's Groundwater and Drinking Water: Implications for Public Health and Water Management. [PDF]

Env Sci Adv
Thompson DA, Pierce SM, Flunker JC, Gilles DW, Langel R, Quraishi A, Sukalski A, Levy SM, Cwiertny DM, Schilling KE.   +9 more
europepmc   +1 more source

Early Cambrian metazoans in fluvial environments, evidence of the non-marine Cambrian radiation: comment [PDF]

, 2012
Davies, Neil, Gibling, Martin
core   +2 more sources

Tempo of the Late Ordovician mass extinction controlled by the rate of climate change. [PDF]

Sci Adv
Zhang Z, Yang C, Sahy D, Zhan RB, Wu RC, Li Y, Deng Y, Huang B, Condon DJ, Rong J, Li XH.   +10 more
europepmc   +1 more source