(a.) Of or pertaining to the lowest subdivision of the rocks of the Silurian or Molluscan age; -- sometimes described as inferior to the Silurian. It is named from its development in Cambria or Wales. See the Diagram under Geology.
(n.) A native of Cambria or Wales.
(n.) The Cambrian formation.
Example Sentences:
(1) He and colleagues in Germany and the US studied a database of fossil organisms that lived on the sea floor from the Cambrian period, about 500m years ago.
(2) Furthermore, the identification of vertebrate hard tissues in the oral elements of conodonts extends the earliest occurrence of vertebrate hard tissues back by around 40 million years, from the Middle Ordovician (475 million years ago) to the Late Cambrian (515 million years ago).
(3) The Cambrian period, which began more than half a billion years ago, marks the moment when major groups of animals first appeared as fossils in rock strata.
(4) In the past decade the picture has changed dramatically, and now includes invertebrates from the Cambrian formations of half a billion years ago, many species of birds, rats and mice, antelopes, cats, dogs, whales, and primates.
(5) – Cambrian, Ordovician, Silurian, Devonian, Carboniferous, Permian, Triassic, Jurassic, Cretaceous … 'What will survive of us is love', wrote Philip Larkin.
(6) The present results support the hypothesis that fever was selected as a way of defending against infection only after the period of the emergence of the molluscus, i.e., the early Cambrian period.
(7) Power cables have stopped services between Aberystwyth and Machynlleth, where the train lines had already taken a battering in recent weeks and parts of the Cambrian line had already been declared closed for some months to come.
(8) Paleontological data indicate that the earliest recognizable vertebrate remains, bone fragments of Upper Cambrian and Lower Ordovician heterostracan fishes, were deposited in a marine situation.
(9) This could explain the sudden presence in the fossil record of the early Cambrian of advanced and diversified metazoans, the earlier forms of which were essentially unpreservable.
(10) Therefore, molluscan hemocyanins already existed before the individual molluscan classes diverged in the early Cambrian.
(11) Dentine is present in the stratigraphically oldest (Cambrian) assumed vertebrate fossils, at present some only included as Problematica, and is cladistically primitive, relative to bone.
(12) In contrast, chemical versatility has generally decreased within groups from the pre-Cambrian to the Phanerozoic, partly as the result of apparent changes in the chemical environment and partly as the consequence of selection for efficiency and greater metabolic ease of handling of certain materials.
Era
Definition:
(n.) A fixed point of time, usually an epoch, from which a series of years is reckoned.
(n.) A period of time reckoned from some particular date or epoch; a succession of years dating from some important event; as, the era of Alexander; the era of Christ, or the Christian era (see under Christian).
(n.) A period of time in which a new order of things prevails; a signal stage of history; an epoch.
Example Sentences:
(1) "In my era, we'd get a phone call from John [Galliano] before the show: this is what the show's about, what do you think?
(2) After the emperor's death, they are named after an era chosen for them; thus Hirohito is known exclusively in Japan as Showa Emperor.
(3) The viral titer was 10(1.8) tissue culture infective doses (TCID) higher than that of commercial ERA vaccine.
(4) Thanks to the groundbreaking technology and heavy investment of a new breed of entertainment retailers offering access services, we are witnessing a revolution in the entertainment industry, benefitting consumers, creators and content owners alike.” ERA acts as a forum for the physical and digital retail sectors of music, and represents over 90% of the of the UK’s entertainment retail market.
(5) We have now entered the era of climate change induced loss and damage.
(6) In an era when citizens expect choice, the council argue, the old model of local government no longer works.” Northants uses the word “right-sourcing” to describe the process of offloading services.
(7) He is seeing clubbers with their hands in the air again: "In the dubstep era everyone just stood there and nodded their heads.
(8) In an article for the Nation, Chomsky courts controversy by arguing that parallels drawn between campaigns against Israel and apartheid-era South Africa are misleading and that a misguided strategy could damage rather than help Israel's victims.
(9) Russia may be on the point of walking out of a major cold war era arms-control treaty, Russian analysts have said, after President Obama accused Moscow of violating the accord by testing a cruise missile .
(10) This deal also promotes the separation of the single market and single currency – a British objective for many years that would have been unthinkable in the Maastricht era.
(11) The new era of medical economics emphasizes prospective payment and alternative delivery systems.
(12) Once availed of the fallacy that athletes are role models, there’s a certain purity that feels almost quaint in an era of athlete as brand.
(13) A “shock to the system” is precisely how his adviser Kellyanne Conway has repeatedly described the new era.
(14) So the worst start to a campaign in the Roman Abramovich era has condemned Chelsea to the top of the Premier League table.
(15) The report’s concluding chapters raised dire warning that the operations of contemporary child protection agencies were replicating many of the destructive dynamics of the Stolen Generations era.
(16) The modern era of leg lengthening has therefore brought two things: new technical versatility to correct complex and coexisting deformities and new concepts of the biology of lengthening that are not device specific and can be applied with most lengthening devices.
(17) Pallo Jordan , the ANC's chief propagandist in exile during the apartheid era, made no effort to hide his emotions.
(18) These infections must have been more common in the pre-antibiotic era and perhaps a search of the older literature would have been more fruitful.
(19) In 1994, he appeared as himself in the television special Smashey and Nicey, the End of an Era.
(20) The club’s increase in capacity from 35,000 at the Boleyn Ground to 60,000 at the former Olympic Stadium also makes it the biggest and most successful stadium move in Britain in the modern era.” The club’s vice-chairman, Karren Brady, added: “David Sullivan, David Gold and I have always believed in the West Ham fanbase and knew we could fill the new stadium “Reports consistently show that we have highest average capacity in the Premier League and every game in our final season at the Boleyn Ground sold out within days of going on sale.