Results 141 to 150 of about 59,258 (240)

Combined cadmium and chromium isotopes record a collapse of bioproductivity across the Cretaceous—Paleogene boundary in the Danish basin

Jesper Allan Frederiksen, Nicolas Thibault, Geoffrey J. Gilleaudeau, Christian J. Bjerrum, Julien Moreau, Robert Frei   +5 more
openalex   +1 more source

Recognition and Interpretation of Cemented Subsurface Horizons in Sandy Paleosols of Cretaceous-Paleogene Age, Eastern Montana

, 1990
Kevin McSweeney, David E. Fastovsky
openalex   +2 more sources

Multiple lines of evidence for a hypervelocity impact origin for the Silverpit Crater. [PDF]

Nat Commun
Nicholson U, Jonge-Anderson I, Gillespie A, Kenkmann T, Dunkley Jones T, Collins GS, Frankel J, Bray V, Gulick SPS, Parr R.   +9 more
europepmc   +1 more source

A new Paleogene fossil and a new dataset for waterfowl (Aves: Anseriformes) clarify phylogeny, ecological evolution, and avian evolution at the K-Pg Boundary

Grace Musser, Julia A. Clarke
openalex   +1 more source

The Chicxulub Asteroid Impact and Mass Extinction at the Cretaceous-Paleogene Boundary

Science, 2010
P. Schulte, L. Alegret, I. Arenillas, J. Arz, P. Barton, P. Bown, T. Bralower, G. Christeson, P. Claeys, C. Cockell, G. Collins, A. Deutsch, T. Goldin, K. Goto, J. M. Grajales-Nishimura, R. Grieve, S. Gulick, Kirk R. Johnson, W. Kiessling, C. Koeberl, D. Kring, K. MacLeod, T. Matsui, J. Melosh, A. Montanari, J. Morgan, C. Neal, D. Nichols, R. Norris, E. Pierazzo, G. Ravizza, M. Rebolledo-Vieyra, W. Reimold, É. Robin, T. Salge, R. Speijer, A. Sweet, J. Urrutia‐Fucugauchi, V. Vajda, M. Whalen, P. Willumsen   +40 more
semanticscholar   +1 more source

Spermatophyta Molecular Clock: Time Drift and Recent Acceleration. [PDF]

Plant Environ Interact
Osozawa S.
europepmc   +1 more source

ABSTRACT: Development of Paleogene Dendritic Drainage Patterns: The Sedimentary Response to Plume-Related Uplift in the North Atlantic

, 2001
Fridbj oslash rg Biskopst oslash
openalex   +1 more source

Late Cretaceous-Paleogene Exhumation History and Evolution of Paleotopography in the Gaize Basin, Central Tibet. [PDF]

ACS Omega
Gao Y, Mi W, Yang W, Ji G, Luo Y, Miao K.   +5 more
europepmc   +1 more source

New Paleogene records of cartilaginous fishes (Chondrichthyes) from central Chile, including the oldest lamnid diversity from the southeastern Pacific. [PDF]

PeerJ
Otero RA.
europepmc   +1 more source

Occurrence and recoverability of shale oil in Paleogene formation, Subei Basin [PDF]

Jinning Peng, Du Chongjiao, Longlong Li, Deng Mingzhe   +3 more
openalex   +1 more source