Informatie over | Engels woord DEVONIAN

Voorbeelden van het gebruik van DEVONIAN in een zin

• It comprises fairy shrimp, clam shrimp, Diplostraca (or Cladocera), Notostraca, the Devonian Lepidocaris and possibly the Cambrian Rehbachiella.
• The first significant evolutionary radiation of life on land occurred during the Devonian, as free-sporing land plants (pteridophytes) began to spread across dry land, forming extensive coal forests which covered the continents.
• Some geological timescales divide the Paleozoic informally into early and late sub-eras: the Early Paleozoic consisting of the Cambrian, Ordovician and Silurian; the Late Paleozoic consisting of the Devonian, Carboniferous and Permian.
• Well-represented in both freshwater and marine fossils since the Devonian, they are now represented by only two extant marine species in the genus Latimeria: the West Indian Ocean coelacanth (Latimeria chalumnae), primarily found near the Comoro Islands off the east coast of Africa, and the Indonesian coelacanth (Latimeria menadoensis).
• The earliest ammonoids appeared during the Devonian, with the last species vanishing during or soon after the Cretaceous–Paleogene extinction event.
• The Devonian Period rocks are more common than Silurian Period rocks, making up two thirds of the county.
• The county lies over 16 different rock formations (which are from the Ordovician, Silurian, and Devonian) and 51 different soils.
• The summit of Mt Imlay and the upper slopes are younger, with Devonian (395 to 345 Million years ago) rocks of the Merimbula Group, lying above the Ordovician sediments.
• It is thought that the Cerberean Caldera underwent a super eruption 374 Mya, which in turn would have contributed to the Late Devonian extinction event.
• The town is home to the Colgate clock, one of the largest clocks in the world and the Falls of the Ohio State Park, home to the world's largest exposed Devonian period fossil bed.
• A great number of fossil marine species are present within the Devonian strata of the Park, but the abundance of brachiopods is noteworthy.
• Silica shale from the region is renowned among paleontologists for its high-quality fossils from the early Devonian period.
• Schellsburg lies on the southeast flank of Allegheny Mountain, which is a doubly plunging anticline of the Devonian Onondaga Formation and Old Port Formation.
• In other memoirs, among which may be mentioned those on the Cretaceous rocks of the Ardennes and of the Basin of Oviedo, Spain; on the (Devonian) Calcaire d’Erbray; on the Palaeozoic rocks of Brittany and of northern Spain; and on the granitic and metamorphic rocks of Brittany, Dr Barrois proved himself an accomplished petrologist as well as palaeontologist and field-geologist.
• It is also a rare example in Europe of an outcrop representing three geological time periods (the Silurian, the Devonian and the Upper Carboniferous).
• He found a neural arch of a 350-million-year-old (Lower Carboniferous) amphibian previously thought to have gone extinct in the Devonian period.
• The upper slopes of the hill are composed of Devonian age sandstones assigned to the Senni Formation (formerly known as the "Senni Beds").
• The upland area is underlain by sedimentary rocks dating from the Devonian and early Carboniferous periods with Triassic and Jurassic age rocks on lower slopes.
• The Devonian, or Devonshire, method is to split the scone in two, cover each half with clotted cream, and then add strawberry jam on top.
• The cliffs around Bude are the only ones in Cornwall that are made of Carboniferous sandstone, as most of the Cornish coast is formed of Devonian slate, granite and Precambrian metamorphic rocks.

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