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Silurian |
Also found in: Encyclopedia, Wikipedia, Hutchinson | 0.02 sec. |
Silurian [saɪˈlʊərɪən] adj 1. (Earth Sciences / Geological Science) of, denoting, or formed in the third period of the Palaeozoic era, between the Ordovician and Devonian periods, which lasted for 25 million years, during which fishes first appeared 2. (Social Science / Peoples) (Historical Terms) of or relating to the Silures n (Earth Sciences / Geological Science) the. the Silurian period or rock system
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Translations Silurian adj (Geol) → silurisch How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| For instance, I cannot doubt that all the Silurian trilobites have descended from some one crustacean, which must have lived long before the Silurian age, and which probably differed greatly from any known animal. Then by degrees, in the silurian period, the tops of the mountains began to appear, the islands emerged, then disappeared in partial deluges, reappeared, became settled, formed continents, till at length the earth became geographically arranged, as we see in the present day. This one clung to his theory with affectionate fidelity characteristic of originators of scientific theories, and afterward won many of the first scientists of the age to his view, by a very able pamphlet which he wrote, entitled, "Evidences going to show that the hair trunk, in a wild state, belonged to the early glacial period, and roamed the wastes of chaos in the company with the cave-bear, primeval man, and the other Oo"litics of the Old Silurian family. |
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