- Tremadoc stage
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тремадокский ярус ордовикской системы
English-Russian dictionary of geology. 2011.
Tremadoc stage
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Tremadoc — may refer to:* Tremadog, a village in northern Wales (of which Tremadoc is an alternate, anglicised name). * The Tremadocian, the first internationally recognized stage of the Ordovician Period of the Paleozoic Era … Wikipedia
Tremadocian Stage — ▪ geology lowermost of the two standard worldwide divisions of the Lower Ordovician Series and lowest of the seven stages within the Ordovician System (Ordovician Period). It encompasses all rocks formed during the Tremadocian Age, which… … Universalium
Ordovician — Period 488.3–443.7 million years ago … Wikipedia
Cambrian Period — Oldest time division of the Paleozoic Era. During the Cambrian, 543–490 million years ago, there were widespread seas and several scattered landmasses. The largest continent was Gondwana. The average climate was probably warmer than today, with… … Universalium
Snowdon Mountain Railway — Rheilffordd yr Wyddfa Half way up the Mountain Overview … Wikipedia
Chitinozoan — Temporal range: 489–358 Ma … Wikipedia
Swansea and Mumbles Railway — Legend … Wikipedia
History of Earth — The history of Earth covers approximately 4.6 billion years (4,567,000,000 years), from Earth’s formation out of the solar nebula to the present. This article presents a broad overview, summarizing the leading, most current scientific… … Wikipedia
Newport Docks — The modern docks from the Transporter Bridge Newport Docks is the collective name for a series of docks [1] in the city of Newport, South Wales … Wikipedia
Merthyr, Tredegar and Abergavenny Railway — [v · d · … Wikipedia
Mold and Denbigh Junction Railway — [v · d · … Wikipedia
