Results 191 to 200 of about 1,482,759 (284)

Tiny, ornamented eggs and eggshell from the Upper Cretaceous of Utah represent a new ootaxon with theropod affinities. [PDF]

Sci Rep, 2021
Oser SE, Chin K, Sertich JJW, Varricchio DJ, Choi S, Rifkin J.   +5 more
europepmc   +1 more source

A revised turtle assemblage from the Upper Cretaceous Menefee Formation (New Mexico, North America) with evolutionary and paleobiostratigraphic implications. [PDF]

PeerJ
Adrian B, Smith HF, McDonald AT.
europepmc   +1 more source

The first deep-snouted tyrannosaur from Upper Cretaceous Ganzhou City of southeastern China. [PDF]

Sci Rep
Zheng W, Jin X, Xie J, Du T.
europepmc   +1 more source

Correction: The dinosaur tracks of Tyrants Aisle: An Upper Cretaceous ichnofauna from Unit 4 of the Wapiti Formation (upper Campanian), Alberta, Canada. [PDF]

PLoS One
PLOS ONE Staff.
europepmc   +1 more source

Characterization of Polycyclic Aromatic Hydrocarbons in a Shale Strata Profile from the First Member of the Upper Cretaceous Qingshankou Formation in the Sanzhao Sag, Songliao Basin, NE China. [PDF]

ACS Omega
Xiao F, Yang J, Yao Y, Li S, Huang Y, Gao X.   +5 more
europepmc   +1 more source

New insights on the shell-crusher shark <i>Ptychodus decurrens</i> Agassiz, 1838 (Elasmobranchii, Ptychodontidae) based on the first known articulated dentition from the Upper Cretaceous of Croatia. [PDF]

Swiss J Palaeontol
Amadori M, Japundžić S, Amalfitano J, Giusberti L, Fornaciari E, Jambura PL, Kriwet J.   +6 more
europepmc   +1 more source

Selected Physical and Geotechnical Properties of Loess in Wairarapa Valley, New Zealand

New Zealand Journal of Geology and Geophysics, Volume 69, Issue 4, December 2026.
Loess up to 10 m thick covers marine terraces, old river aggradation terraces, and gentle hill country slopes in Wairarapa, New Zealand. In the drier eastern and southern parts of Wairarapa, the loess is subject to dry summer and autumn and wet winter and spring in most years.
Alan S. Palmer
wiley   +1 more source

The age and growth information of a ctenoid scale fossil from the Upper Cretaceous Nenjiang Formation in Songliao Basin, China. [PDF]

PLoS One
Liu Z, Li X, Reisz RR.
europepmc   +1 more source

Late Cenozoic Sediment Provenance in the Northern Canterbury Basin, Aotearoa New Zealand

New Zealand Journal of Geology and Geophysics, Volume 69, Issue 4, December 2026.
Late Cenozoic strata of the northern Canterbury Basin record uplift and erosion of mountain ranges adjacent to the transition from oblique subduction to strike‐slip on the Australian–Pacific plate boundary. Using the provenance of conglomerate clasts and sandstone samples, we reconstruct sediment transport pathways and, by inference, exhumation and ...
Matthew O. Parker, Kari N. Bassett, Matthew W. Sagar, Alexander R. L. Nichols, Greg H. Browne, Andrew Nicol   +5 more
wiley   +1 more source

Nanoscale pore structure and fractal characteristics of lacustrine shale: A case study of the Upper Cretaceous Qingshankou shales, Southern Songliao Basin, China. [PDF]

PLoS One
Ji C, Liu T, Chen Y, Wang Q, Sun P, Sun L, He T.   +6 more
europepmc   +1 more source