Zobrazeno 1 - 10
of 68
pro vyhledávání: '"Thomas E. Yancey"'
Publikováno v:
Journal of Paleontology. 97:140-151
The early geologic history of family Pinnidae, a diverse and abundant component of mud-dominated shallow marine environments of the late Paleozoic, is obscured by ill-defined genus and species concepts. Mistakes in descriptions and reconstructions ha
Publikováno v:
Clays and Clay Minerals.
Publikováno v:
Geology. 50:636-640
The Chicxulub impact (in the northern Yucatan Penninsula, Mexico) marks the Cretaceous-Paleogene (K-Pg) boundary and is implicated in one of the five major extinctions. Researchers have examined ejecta from the Chicxulub impact, and most recently a d
Publikováno v:
Journal of Paleontology. 93:1058-1074
The morphology and growth habits ofEvactinoporaspecies of the Evactinoporidae (new family) are documented. This distinctive family of free-living bryozoans has a radial colony form at all growth stages. During a brief attachment phase on a hard subst
Publikováno v:
The Journal of Geology. 127:207-222
New radiometric dating of volcanic ash in Oligocene-Miocene nonmarine deposits in Louisiana, Mississippi, and Texas reveals regional distribution of early Oligocene volcanic ash across the ...
Autor:
James D. Witts, Kayla M. Irizarry, Mohammad Javad Razmjooei, Corinne Myers, Thomas E. Yancey, Nicolas Thibault, Matthew P. Garb, Neil H. Landman, Ekaterina Larina
Publikováno v:
Witts, J D, Landman, N H, Garb, M P, Irizarry, K M, Larina, E, Thibault, N, Razmjooei, M J, Yancey, T E & Myers, C E 2021, ' Cephalopods from the Cretaceous-Paleogene (K-Pg) Boundary Interval on the Brazos River, Texas, and Extinction of the Ammonites ', American Museum Novitates, vol. 2020, no. 3964, pp. 1-52 . https://doi.org/10.1206/3964.1
We report on new collections of cephalopods (ammonites and nautilids) from the Cretaceous-Paleogene (K-Pg) successions of the Corsicana and Kincaid formations exposed along the Brazos River in Falls County, Texas. An abundant fauna of eight species c
Publikováno v:
Applied Clay Science. 216:106373
Autor:
Brock J. Shenton, Ethan L. Grossman, Benjamin H. Passey, Gregory A. Henkes, Alberto Pérez-Huerta, Thomas E. Yancey
Publikováno v:
Earth and Planetary Science Letters. 490:40-50
Surface temperature is among the most important parameters describing planetary climate and habitability, and yet there remains considerable debate about the temperature evolution of the Earth's oceans during the Phanerozoic Eon (541 million years ag
Publikováno v:
Geosphere. 14:1232-1252
Autor:
Anne Raymond, Andrew Roark, Deborah J Thomas, Thomas E. Yancey, Brent V. Miller, Joseph Lebold, Ryan Flake, Ethan L. Grossman, Thomas D. Olszewski, Franco Marcantonio
Publikováno v:
Palaeogeography, Palaeoclimatology, Palaeoecology. 485:136-153
Stable isotopic analyses of > 100 well-preserved Carboniferous brachiopod shells, representing two time slices from across North America, reveal systematic regional changes in environmental conditions. For both of the time slices studied, the Chester