- Maastrichtian chalk
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маастрихтский мел
English-Russian dictionary of geology. 2011.
Maastrichtian chalk
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Chalk Group — The Needles, part of the extensive Southern England Chalk Formation. The Chalk Group (often just called the Chalk) is a lithostratigraphic unit (a certain number of rock strata) in the northwestern part of Europe. It is characterised by thick… … Wikipedia
Maastrichtian Stage — ▪ geology also spelled Maestrichtian Stage uppermost of the six main divisions in the Upper Cretaceous Series, representing rocks deposited worldwide during the Maastrichtian Age, which occurred 70.6 to 65.5 million years ago during the… … Universalium
Maastrichtian — System Series Stage Age (Ma) Paleogene Paleocene Danian younger Cretaceous Upper … Wikipedia
Chalk Formation — The Chalk Formations of Europe are thick deposits of chalk, a soft porous white limestone, deposited in a marine environment during the upper Cretaceous Period. They appear most prominently in England. The formations are divided into three parts … Wikipedia
Cretaceous — Period 145.5–65.5 million years ago … Wikipedia
Cretaceous Period — Interval of geologic time from с 144 to 65 million years ago. During the Cretaceous the climate was warmer than today. In the seas, marine invertebrates flourished, and bony fishes evolved. On land, flowering plants arose, and insects, bees in… … Universalium
2009 in paleontology — List of years in paleontology (table) … 1999 . 2000 . 2001 . 2002 . 2003 . 2004 . 2005 … 2006 2007 2008 2009 2010 2011 2012 … 2013… … Wikipedia
Geology of the North Sea — Contents 1 Tectonic structure 2 Precambrian 3 Finnmarkian, Athollian, Caledonian Orogenies … Wikipedia
Protosphyraena — Taxobox name = Protosphyraena fossil range = Late Cretaceous image width = 200px image caption = Skull of Protosphyraena from the Niobrara Chalk of Kansas. status = fossil regnum = Animalia phylum = Chordata classis = Actinopterygii ordo =… … Wikipedia
Geologic time scale — This clock representation shows some of the major units of geological time and definitive events of Earth history. The Hadean eon represents the time before fossil record of life on Earth; its upper boundary is now regarded as 4.0 Ga.[1] Other… … Wikipedia
Betasuchus — Filozoa Betasuchus Temporal range: Late Cretaceous, 65.5 Ma … Wikipedia
