Early sponges and toxic protists: possible sources of cryostane, an age diagnostic biomarker antedating Sturtian Snowball Earth

A Cryogenian chronology: Two long-lasting synchronous Neoproterozoic glaciations

(2015) Alan D. Rooney et al.   GEOLOGY

Statistical analysis of iron geochemical data suggests limited late Proterozoic oxygenation

(2015) Erik A. Sperling et al.   NATURE

Chemostratigraphy of the Shaler Supergroup, Victoria Island, NW Canada: A record of ocean composition prior to the Cryogenian glaciations

(2015) Danielle Thomson et al.   PRECAMBRIAN RESEARCH

Reappraisal of hydrocarbon biomarkers in Archean rocks

(2015) Katherine L. French et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

740 Ma vase-shaped microfossils from Yukon, Canada: Implications for Neoproterozoic chronology and biostratigraphy

(2014) Justin V. Strauss et al.   GEOLOGY

Evidence for ancient halophiles? Testing biomarker syngeneity of evaporites from Neoproterozoic and Cambrian strata

(2014) Richard Schinteie et al.   ORGANIC GEOCHEMISTRY

Stereochemistry, elution order and molecular modeling of four diaergostanes in petroleum

(2014) K.E. Peters et al.   ORGANIC GEOCHEMISTRY

Early evolution of the Eukaryota

(2014) Nicholas J. Butterfield   PALAEONTOLOGY

A framework for the extraction and interpretation of organic molecules in speleothem carbonate

(2014) Peter M. Wynn et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY

Low Mid-Proterozoic atmospheric oxygen levels and the delayed rise of animals

(2014) N. J. Planavsky et al.   SCIENCE

Paleobiological Perspectives on Early Eukaryotic Evolution

(2014) A. H. Knoll   Cold Spring Harbor Perspectives in Biology

A basin redox transect at the dawn of animal life

(2013) Erik A. Sperling et al.   EARTH AND PLANETARY SCIENCE LETTERS

Tailing of Chromatographic Peaks in GC-MS Caused by Interaction of Halogenated Solvents with the Ion Source

(2013) J. J. Brocks et al.   JOURNAL OF CHROMATOGRAPHIC SCIENCE

Micro-ablation, a new technique to remove drilling fluids and other contaminants from fragmented and fissile rock material

(2013) Amber J.M. Jarrett et al.   ORGANIC GEOCHEMISTRY

Identification of 24-n-propylidenecholesterol in a member of the Foraminifera

(2013) Jonathan Grabenstatter et al.   ORGANIC GEOCHEMISTRY

Reconstruction of Family-Level Phylogenetic Relationships within Demospongiae (Porifera) Using Nuclear Encoded Housekeeping Genes

(2013) Malcolm S. Hill et al.   PLoS One

Neoproterozoic glaciations in a revised global palaeogeography from the breakup of Rodinia to the assembly of Gondwanaland

(2013) Zheng-Xiang Li et al.   SEDIMENTARY GEOLOGY

Lipid taphonomy in the Proterozoic and the effect of microbial mats on biomarker preservation

(2012) M. M. Pawlowska et al.   GEOLOGY

Scale microfossils from the mid-Neoproterozoic Fifteenmile Group, Yukon Territory

(2012) Phoebe A. Cohen et al.   JOURNAL OF PALEONTOLOGY

Molybdenum evidence for expansive sulfidic water masses in ~750Ma oceans

(2011) Tais W. Dahl et al.   EARTH AND PLANETARY SCIENCE LETTERS

Millimeter-scale concentration gradients of hydrocarbons in Archean shales: Live-oil escape or fingerprint of contamination?

(2011) Jochen J. Brocks   GEOCHIMICA ET COSMOCHIMICA ACTA

The rise of predators

(2011) Susannah Porter   GEOLOGY

Proterozoic phytoplankton and timing of Chlorophyte algae origins

(2011) MAŁGORZATA MOCZYDŁOWSKA et al.   PALAEONTOLOGY

Estimating the timing of early eukaryotic diversification with multigene molecular clocks

(2011) L. W. Parfrey et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

The Cambrian Conundrum: Early Divergence and Later Ecological Success in the Early History of Animals

(2011) D. H. Erwin et al.   SCIENCE

An emerging picture of Neoproterozoic ocean chemistry: Insights from the Chuar Group, Grand Canyon, USA

(2010) David T. Johnston et al.   EARTH AND PLANETARY SCIENCE LETTERS

Biogeochemistry: Early animals out in the cold

(2009) Jochen J. Brocks et al.   NATURE

Fossil steroids record the appearance of Demospongiae during the Cryogenian period

(2009) Gordon D. Love et al.   NATURE

Biotic turnover driven by eutrophication before the Sturtian low-latitude glaciation

(2009) Robin M. Nagy et al.   Nature Geoscience

Unravelling ancient microbial history with community proteogenomics and lipid geochemistry

(2009) Jochen J. Brocks et al.   NATURE REVIEWS MICROBIOLOGY

Evidence for eukaryotic diversification in the ∼1800 million-year-old Changzhougou Formation, North China

(2009) D.M. Lamb et al.   PRECAMBRIAN RESEARCH

Vines 1 revisited: are older Neoproterozoic glacial deposits preserved in Western Australia?

(2008) P. W. Haines et al.   AUSTRALIAN JOURNAL OF EARTH SCIENCES

Assessing biomarker syngeneity using branched alkanes with quaternary carbon (BAQCs) and other plastic contaminants

(2008) Jochen J. Brocks et al.   GEOCHIMICA ET COSMOCHIMICA ACTA

Reassessing the first appearance of eukaryotes and cyanobacteria

(2008) Birger Rasmussen et al.   NATURE

Occurrence and biomarker potential of 23-methyl steroids in diatoms and sediments

(2008) Sebastiaan W. Rampen et al.   ORGANIC GEOCHEMISTRY

New morphological observations for Paleoproterozoic acritarchs from the Chuanlinggou Formation, North China

(2008) Y PENG et al.   PRECAMBRIAN RESEARCH

Ferruginous Conditions Dominated Later Neoproterozoic Deep-Water Chemistry

(2008) D. E. Canfield et al.   SCIENCE