Paleontological evidence to date the tree of life

MJ Benton, PCJ Donoghue - Molecular biology and evolution, 2007 - academic.oup.com
The role of fossils in dating the tree of life has been misunderstood. Fossils can provide
good “minimum” age estimates for branches in the tree, but “maximum” constraints on those …

Continental break-up and collision in the Neoproterozoic and Palaeozoic—a tale of Baltica and Laurentia

TH Torsvik, MA Smethurst, JG Meert… - Earth-Science …, 1996 - Elsevier
During the Neoproterozoic and Palaeozoic the two continents of Baltica and Laurentia
witnessed the break-up of one supercontinent, Rodinia, and the formation of another, but …

[LIVRE][B] Earth history and palaeogeography

TH Torsvik, LRM Cocks - 2017 - books.google.com
Using full-colour palaeogeographical maps from the Cambrian to the present, this
interdisciplinary volume explains how plate motions and surface volcanism are linked to …

SHRIMP U-Pb geochronology of volcanic rocks, Belt Supergroup, western Montana: Evidence for rapid deposition of sedimentary strata

KV Evans, JN Aleinikoff, JD Obradovich… - Canadian Journal of …, 2000 - cdnsciencepub.com
De nouvelles analyses U-Pb SHRIMP [Microsonde ionique à haute résolution et à haut
niveau de sensibilité] de zircons provenant de deux tufs et d'une coulée felsique dans le …

The cambrian period

SC Peng, LE Babcock, P Ahlberg - Geologic time scale 2020, 2020 - Elsevier
Appearance of metazoans with mineralized skeletons,“explosion” in biotic diversity and
disparity, infaunalization of the substrate, occurrence of metazoan Konservat Fossil …

[LIVRE][B] The geologic time scale 2012

FM Gradstein - 2012 - books.google.com
The Geologic Time Scale 2012, winner of a 2012 PROSE Award Honorable Mention for Best
Multi-volume Reference in Science from the Association of American Publishers, is the …

The application of SHRIMP to Phanerozoic geochronology; a critical appraisal of four zircon standards

LP Black, SL Kamo, IS Williams, R Mundil, DW Davis… - Chemical …, 2003 - Elsevier
Derivation of Phanerozoic zircon 206Pb/238U ages by SHRIMP depends on calibration
against an independently dated standard. The qualities of four different zircon standards …

Considerations in zircon geochronology by SIMS

TR Ireland, IS Williams - Reviews in mineralogy and …, 2003 - pubs.geoscienceworld.org
Secondary ion mass spectrometry (SIMS) is a versatile technique for measuring the
chemical and isotopic composition of solid materials on a scale of a few microns. A beam of …

The Cambrian-Silurian tectonic evolution of the northern Appalachians and British Caledonides: history of a complex, west and southwest Pacific-type segment of …

CR Van Staal, JF Dewey, CM Niocaill… - Geological Society …, 1998 - lyellcollection.org
This paper presents new ideas on the Early Palaeozoic geography and tectonic history of
the Iapetus Ocean involved in the formation of the northern Appalachian-British Caledonide …

Origination and extinction components of taxonomic diversity: general problems

M Foote - Paleobiology, 2000 - cambridge.org
Mathematical modeling of cladogenesis and fossil preservation is used to explore the
expected behavior of commonly used measures of taxonomic diversity and taxonomic rates …