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Trend Results : Cretaceous


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Maastrichtian Cretaceous Cephalopods of Seymour Island Uneffected by Environment Changes Until KT Extinction

Evolution and extinction of Maastrichtian (Late Cretaceous) cephalopods from the López de Bertodano Formation, Seymour Island, AntarcticaAuthors:Witts et alAbstract:One of the most expanded records to contain the final fortunes of ammonoid cephalopods is within the López de Bertodano Formation of Seymour Island, James Ross Basin, Antarctica. Show More Summary

PaleoClimate Change Across the Albian/Cenomannian Cretaceous Transition

Paleoclimatic reconstruction for the Albian–Cenomanian transition based on a dominantly angiosperm flora from the Cedar Mountain Formation, Utah, USAAuthors:Arens et alAbstract:The Soap Wash flora from the Cedar Mountain Formation of...Show More Summary

Exploring the Paleobiodiversity of Sauropods in Cretaceous South America

Cretaceous sauropod diversity and taxonomic succession in South AmericaAuthors:de Jesus Faria et alAbstract:The South American sauropod dinosaurs fossil record is one of the world’s most relevant for their abundance (51 taxa) and biogeographical implications. Show More Summary

Evidence of a Campanian Cretaceous Wildfire From Antarctica

The first report of a Campanian palaeo-wildfire in the West Antarctic PeninsulaAuthors:Manfroi et alAbstract:The analysis of palaeofloras and the related palaeoecological conditions is of great importance for the understanding of past environmental and palaeoclimatic events in Antarctica. Show More Summary

The Postcranial Skeleton of Elamosaurid Libonectes morgani From Turonian Cretaceous Texas

Postcranium of the paradigm elasmosaurid plesiosaurian Libonectes morgani (Welles, 1949)Authors:Sachs et alAbstract:Elasmosauridae constitutes one of the most immediately recognizable plesiosaurian radiations. Their distinctive bodyShow More Summary

Maastrichtian Cretaceous Dinosaur Coprolites Show Omnivory

Ostracods, plant tissues, and other inclusions in coprolites from the Late Cretaceous Lameta Formation at Pisdura, India: Taphonomical and palaeoecological implicationsAuthors:Khosla et alAbstract:A rich microbiota with distinctive plant...Show More Summary

Aquilops americanus, the oldest horned-dinosaur from North America

A Ceratopsian Dinosaur from the Lower Cretaceous of Western North America, and the Biogeography of Neoceratopsia. Farke, A., et al. PLoS One Abstract [edit]: An associated cranium and lower jaw from the Cloverly Formation (?middle–late...Show More Summary

Aquilops americanus: a new Neoceratopsian From Albian Cretaceous Motana

A Ceratopsian Dinosaur from the Lower Cretaceous of Western North America, and the Biogeography of Neoceratopsia Authors:Farke et alAbstract:The fossil record for neoceratopsian (horned) dinosaurs in the Lower Cretaceous of North America...Show More Summary

Oldest horned dinosaur species in North America found in Montana: Hooked beak, sharply pointed cheeks distinguishes neoceratopsian species

Scientists have named the first definite horned dinosaur species from the Early Cretaceous in North America. The limited fossil record for neoceratopsian--or horned dinosaurs--from the Early Cretaceous in North America restricts scientists' ability to reconstruct the early evolution of this group.

Oldest horned dinosaur species in North America found in Montana

Scientists have named the first definite horned dinosaur species from the Early Cretaceous in North America, according to a study published December 10, 2014 in the open-access journal PLOS ONE by Andrew Farke from Raymond M. Alf Museum of Paleontology and colleagues. read more

A Reassessment of Chasmosaurine Ceratopsid Judiceratops tigris From Campanian Cretaceous Montana

A reassessment of the horned dinosaur Judiceratops tigris (Ornithischia: Ceratopsidae) from the Upper Cretaceous (Campanian) of Montana, U.S.A.Author:CampbellAbstract:udiceratops tigris is a recently described ceratopsid, collected from sediments of the Upper Cretaceous (middle Campanian) Judith River Formation (JRF) of northern Montana, U.S.A. Show More Summary

Did Small Theropods Compete With Varanid Lizards in the Tropics of Campanian Cretaceous Texas?

A theropod tooth assemblage from the lower Aguja Formation (early Campanian) of West Texas, and the roles of small theropod and varanoid lizard mesopredators in a tropical predator guildAuthors:Wick et alAbstract:A theropod tooth assemblage...Show More Summary

Mosasaurs From Campanian/Maastrichtian Cretaceous Germany

Tylosaurine mosasaurs (Squamata) from the Late Cretaceous of northern Germany.Authors:Hornung et alAbstract:Two genera of tylosaurine mosasaurs, Tylosaurus and Hainosaurus, are recorded for the first time from Germany. Tylosaurus sp....Show More Summary

Evidence of Barremian/Albian Cretaceous Anoxic Oceans Interrupted by Turbulent Mixing

Are Early Cretaceous environmental changes recorded in deposits of the Western part of the Silesian Nappe? A geochemical approachAuthors:Wójcik-Tabo et alAbstract:The organic matter (OM)-rich, relatively monotonous sequence of upperShow More Summary

Coniacian/Santonian Cretaceous Marine Moroccan Records of the Oceanic Anoxic Event 3

Marine palynology of the Oceanic Anoxic Event 3 (OAE3, Coniacian – Santonian) at Tarfaya, Morocco, NW Africa – transition from preservation to production controlled accumulation of marine organic carbonAuthor:Prauss Abstract:The paper...Show More Summary

Cretaceous–Paleogene Boundary Section Found in Campeche Escarpment

Cretaceous–Paleogene boundary exposed: Campeche Escarpment, Gulf of MexicoAuthors:Paull et alAbstract:We present the first multibeam bathymetric maps of the Campeche Escarpment, a Mesozoic carbonate platform in the Gulf of Mexico, which represents the closest Cretaceous–Paleogene (K-Pg) boundary outcrops to the Chicxulub impact structure. Show More Summary

Petrified Wood Growth Indices as Climate Proxies For Cenomanian/Turonian Cretaceous Australia

Wood growth indices as climate indicators from the Upper Cretaceous (Cenomanian–Turonian) portion of the Winton Formation, AustraliaAuthors:Fletcher et alAbstract:Although the mid- to Late Cretaceous is regarded as a global warm period, increasingly a more complex picture of warming and cooling is emerging. Show More Summary

Alanqa saharica: an Albanian/Campanian Cretaceous Azhdarchid Pterosaur With an Unusual Jaw Modification

An unusual modification of the jaws in cf. Alanqa, a mid-Cretaceous azhdarchid pterosaur from the Kem Kem beds of MoroccoAuthors:Martill et alAbstract:A jaw bone attributed to the mid-Cretaceous azhdarchid pterosaur Alanqa saharica Ibrahim et al., 2010 is described. Show More Summary

Middle Cretaceous Dinosaur Assemblages From northern Brazil and Africa

Middle Cretaceous dinosaur assemblages from northern Brazil and northern Africa and their implications for northern Gondwanan compositionAuthor:CandeiroAbstract:Dinosaurs are one of the most dominant groups in Cretaceous reptilian faunas. Show More Summary

Gansus zheni: a new Ornithuromorph Bird From Aptian Cretaceous Jehol Biota

An advanced, new long-legged bird from the Early Cretaceous of the Jehol Group (northeastern China): insights into the temporal divergence of modern birdsAuthors:Liu et alAbstract:We describe a new ornithuromorph bird species, Gansus...Show More Summary

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