CHE SIGNIFICA EDIACARAN IN INGLESE
Ediacarano
Il Periodo Ediacaran / iːdiækərən /, che prende il nome dalle colline Ediacara dell'Australia meridionale, è l'ultimo periodo geologico dell'Euro Neoproterozoico e dell'Eon Proterozoico, immediatamente precedente il Periodo Cambriano, il primo periodo dell'epoca paleozoica e dell'Eon fonerozoico. Il periodo del periodo Ediacaran come periodo geologico ufficiale è stato ratificato nel 2004 dall'Unione Internazionale delle Scienze Geologiche, rendendolo il primo nuovo periodo geologico dichiarato in 120 anni. Sebbene il periodo prende il nome dalle colline di Ediacara dove il geologo Reg Sprigg scoperto i fossili del bioto omonimo nel 1946, la sezione di tipo si trova nel letto dell'Enorama Creek nella Brachina Gorge nelle Flinders Ranges of South Australia, a 31 ° 19'53.8 "S 138 ° 38'0.1" E / 31.331611 ° S 138.633361 ° E / -31.331611; 138,633,361 mila.
definizione di Ediacaran nel dizionario inglese
La definizione di Ediacaran nel dizionario è, denotata o formata negli ultimi 50 milioni di anni dell'era neoproterozoica, durante la quale è apparso un nuovo strato di carbonato distintivo testurizzato e chimico, che indica il cambiamento climatico.
PAROLE IN INGLESE ASSOCIATE CON «EDIACARAN»
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10 LIBRI IN INGLESE ASSOCIATI CON «EDIACARAN»
Scopri l'uso di
Ediacaran nella seguente selezione bibliografica. Libri associati con
Ediacaran e piccoli estratti per contestualizzare il loro uso nella letteratura.
1
The Rise and Fall of the
Ediacaran Biota
The rise and decline of the Ediacaran biota: palaeobiological and stable isotopic
evidence from the NW and NE Lesser Himalaya, India V. C. TEWARI Wadia
Institute of Himalayan Geology, 33, General Mahadeo Singh Road, Dehradun ...
Patricia Vickers-Rich, Patricia Komarower,
2007
2
The Proterozoic Biosphere: A Multidisciplinary Study
Second, no soft-bodied Ediacaran animal has been definitively identified from
Cambrian deposits (although see Conway Morris 1989a; McMenamin and
McMenamin 1990), suggesting that a wave of extinctions may have terminated
the ...
J. William Schopf, Cornelis Klein,
1992
3
Ediacaran-Ordovician Of East Laurenthia: S.W. Ford Memorial ...
"The Ediacaran-Ordovician of East Laurentia is a product of the 12th International Symposium on the Cambrian System held in eastern New York and western Vermont in July and August of 2007.
4
The Making of a Land: Geology of Norway
The Ediacaran Period (630-542 million years ago) has been named after this
special life form that has first and foremost become known from the unusually
well-preserved and varied imprints in the Ediacara Hills. Ediacaran fossils were ...
5
The Geologic Time Scale 2012 2-Volume Set
during both the Cryogenian and Ediacaran periods was occasionally rich in
dissolved ferrous iron (Hoffman and Schrag, 2002). Fe speciation studies shed
further light on the redox state of the oceans and are being carried out
increasingly on ...
F. M. Gradstein, Gabi Ogg, Mark Schmitz,
2012
6
Neoproterozoic Geobiology and Paleobiology
4.1. True. and. False. Ediacaran. Trace. Fossils. 4.1.1 Archaeonassa-type trace
fossils These are trace fossils with an upper surface that is either bilobed or
consists of prominent marginal raised ridges flanking a central area (Fig. 2A).
Shuhai Xiao, Alan Jay Kaufman,
2007
7
Microbial Mats: Modern and Ancient Microorganisms in ...
However, some of the discoidal features consisting of lobes radiating out from a
central circle (Mawsonites) are still being debated, as to whether they are true
Ediacaran fossils (Sun, 1986b; van Loon, 2008) or microbial mat decay related
gas ...
Joseph Seckbach, Aharon Oren,
2010
8
Encyclopedia of Evolution
Ediacaran organisms 141 and continues making that ecological context. The
study of evolution is inseparable from the study of ecology. Further Reading
Bazzaz, Fakhri A. Plants in Changing Environments: Linking Physiological,
Population, ...
9
The Boundaries of the West African Craton
of Cryogenian-Ediacaran Pan-African-Cadomian events. Three inherited cores (
grains 12. 16, 24, Fig. 6i) give Cambrian ages (c. 523-502 Ma). Assuming that
these apparent ages have not been reduced by radiogenic Pb loss, they place an
...
Nasser Ennih, Jean-Paul Liégeois,
2008
10
Quantifying the Evolution of Early Life: Numerical ...
5.6 Ecological dissimilarity between the Ediacaran, Cambrian, and Recent biotas
. Calculated as Manhattan distance based on the proportion of modes of life in
the tiering, motility, and feeding categories shown in Fig. 5.5b. (a) Dissimilarity ...
Marc Laflamme, James D. Schiffbauer, Stephen Q. Dornbos,
2011
10 NOTIZIE DOVE SI INCLUDE IL TERMINE «EDIACARAN»
Vedi di che si parla nei media nazionali e internazionali e come viene utilizzato il termine ino
Ediacaran nel contesto delle seguenti notizie.
New database documents submarine landslides
... taken place considerably earlier than previously considered possible, well before the Ediacaran-Cambrian boundary (541 million years ago). «Phys.Org, lug 15»
The first complex life on Earth got eaten to extinction
If these animals wiped out the Ediacarans, Darroch reasoned, fossils of the most recent Ediacaran communities should hint that they were ... «New Scientist, apr 15»
Are the Ediacarans Transitional Forms for the Cambrian Explosion?
Since Meyer already pre-empted the Ediacaran argument in Chapter ... Their approach, however, is to take "the view from the Ediacaran" with a ... «Discovery Institute, apr 15»
Discovering Missing Body Parts of Ancient Fossils
Black arrow points to lifted portion of the specimen and is pointed in the direction the waves would have moved during the Ediacaran. «UCR Today, mar 15»
A fossil flexes its muscle in Newfoundland, but it can't keep thieves …
This is a big deal because Haootia was flexing its muscle in the Ediacaran period, about 560 million years ago. Before this find, scientists ... «WGBH NEWS, gen 15»
Two-Billion-Year-Old Fossils Reveal Strange and Puzzling Forms
This distinguishes it from similar fossils found in the Ediacaran called ... ago, just before big life went mainstream in the Ediacaran/Cambrian. «Scientific American, gen 15»
What was Earth's first predator and when did it live?
The Ediacaran organisms were large – some were over 1 m (3 ft) long – soft-bodied, and mostly incapable of movement. They should have ... «BBC News, dic 14»
Wonders of the Ediacaran
In 2004 the International Commission on Stratigraphy gave the name 'Ediacaran' to the period between 542 and 635 million years ago that was ... «ABC Science Online, ott 14»
New Precambrian Fossils Are Not Cambrian Ancestors
These new embryos are also less complex than the Ediacaran ... by the Ediacaran and Cambrian radiations still remains exceedingly brief ... «Discovery Institute, ott 14»
Enigmatic fossils could be oldest known animals
The Ediacaran Period dates from the end of the global Marinoan glaciation some 635 million years ago, to the Cambrian explosion, 542 million ... «ABC Science Online, set 14»