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Geologic time

Micro-Halocline Enabled Nutrient Recycling May Explain Extreme Azolla Event in the Eocene Arctic Ocean

Monique M. L. van Kempen, Alfons J. P. Smolders, Leon P. M. Lamers, Jan G. M. Roelofs

published 16 Nov 2012

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Unraveling the Phylogenetic Relationships of the Eccoptochilinae, an Enigmatic Array of Ordovician Cheirurid Trilobites

I. Wesley Gapp, Curtis R. Congreve, Bruce S. Lieberman

published 16 Nov 2012

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Kretzoiarctos gen. nov., the Oldest Member of the Giant Panda Clade

Juan Abella, David M. Alba, Josep M. Robles, Alberto Valenciano, Cheyenn Rotgers, Raül Carmona, Plinio Montoya, Jorge Morales

published 14 Nov 2012

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A Late Miocene Accipitrid (Aves: Accipitriformes) from Nebraska and Its Implications for the Divergence of Old World Vultures

Zihui Zhang, Alan Feduccia, Helen F. James

published 09 Nov 2012

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Ancient Divergence in the Trans-Oceanic Deep-Sea Shark Centroscymnus crepidater

Regina L. Cunha, Ilaria Coscia, Celine Madeira, Stefano Mariani, Sergio Stefanni, Rita Castilho

published 08 Nov 2012

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Word Diffusion and Climate Science

R. Alexander Bentley, Philip Garnett, Michael J. O'Brien, William A. Brock

published 07 Nov 2012

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A New Rhynchocephalian from the Late Jurassic of Germany with a Dentition That Is Unique amongst Tetrapods

Oliver W. M. Rauhut, Alexander M. Heyng, Adriana López-Arbarello, Andreas Hecker

published 31 Oct 2012

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Major Radiations in the Evolution of Caviid Rodents: Reconciling Fossils, Ghost Lineages, and Relaxed Molecular Clocks

María Encarnación Pérez, Diego Pol

published 29 Oct 2012

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Ancient Ephemeroptera–Collembola Symbiosis Fossilized in Amber Predicts Contemporary Phoretic Associations

David Penney, Andrew McNeil, David I. Green, Robert S. Bradley, James E. Jepson, Philip J. Withers, Richard F. Preziosi

published 17 Oct 2012

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The First Occurrence in the Fossil Record of an Aquatic Avian Twig-Nest with Phoenicopteriformes Eggs: Evolutionary Implications

Gerald Grellet-Tinner, Xabier Murelaga, Juan C. Larrasoaña, Luis F. Silveira, Maitane Olivares, Luis A. Ortega, Patrick W. Trimby, Ana Pascual

published 17 Oct 2012

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Synchronous Wildfire Activity Rise and Mire Deforestation at the Triassic–Jurassic Boundary

Henrik I. Petersen, Sofie Lindström

published 15 Oct 2012

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Ancient Origin of the Modern Deep-Sea Fauna

Ben Thuy, Andy S. Gale, Andreas Kroh, Michal Kucera, Lea D. Numberger-Thuy, Mike Reich, Sabine Stöhr

published 10 Oct 2012

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The First Mitochondrial Genome for the Fishfly Subfamily Chauliodinae and Implications for the Higher Phylogeny of Megaloptera

Yuyu Wang, Xingyue Liu, Shaun L. Winterton, Ding Yang

published 09 Oct 2012

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