Vestiges of the natural history of creation [by R. Chambers].John Churchill, Princes Street, Soho, 1853 - 356 páginas |
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Página 69
... Palæozoic Period , and the termination of the Chalk Series , afterwards to be described , at which place there is another and almost total change of specific forms . The first of these formations is called with us the Upper New Red ...
... Palæozoic Period , and the termination of the Chalk Series , afterwards to be described , at which place there is another and almost total change of specific forms . The first of these formations is called with us the Upper New Red ...
Página 96
... Palæozoic period in the Permian strata . Looking broadly at the specific forms of the next higher strata , they appear to have undergone a total change . Again do we now witness a difference of the shelly cephalopoda . There is also a ...
... Palæozoic period in the Permian strata . Looking broadly at the specific forms of the next higher strata , they appear to have undergone a total change . Again do we now witness a difference of the shelly cephalopoda . There is also a ...
Página 329
... palæozoic animals belong , for the most part , to the lower division of the different classes . " — Agassiz : Principles of Zoology , 1848 . Corallines . " Among the earlier forms are those of the genera Aulopora and Catenipora , all ...
... palæozoic animals belong , for the most part , to the lower division of the different classes . " — Agassiz : Principles of Zoology , 1848 . Corallines . " Among the earlier forms are those of the genera Aulopora and Catenipora , all ...
Página 329
... palæozoic fish , the Cephalaspides , that family which recedes most from the ordinary form of other fishes , are of least duration , being confined to the Old Red Sandstone ; the Acanthodians are next in this respect , coming down no ...
... palæozoic fish , the Cephalaspides , that family which recedes most from the ordinary form of other fishes , are of least duration , being confined to the Old Red Sandstone ; the Acanthodians are next in this respect , coming down no ...
Página xv
... Palæozoic period has to be called the Age of Trilobites . " - Charles Darwin : Monograph of Fossil Lepadida , 1851 . Arachnida and Insecta . -Two species of Coleoptera and some Arachnida , particularly a scorpion , have been found in ...
... Palæozoic period has to be called the Age of Trilobites . " - Charles Darwin : Monograph of Fossil Lepadida , 1851 . Arachnida and Insecta . -Two species of Coleoptera and some Arachnida , particularly a scorpion , have been found in ...
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Palavras e frases frequentes
admitted advance affinity Agassiz America amongst animal kingdom Annelides appear aquatic belemnites birds bivalve body brachiopods brain called carboniferous carnivorous cephalopoda character civilization cloth connexion creation cretaceous Crinoidea crustacea Devonian dicotyledons DISEASES distinct earth eocene example existence external fact faculties favour Fcap feet fishes formation fossils gasteropods genera genus geological globe grade habits herbivorous higher human hypothesis Ichthyosaur idea Illustrations inferior Infusoria insects instances invertebrate kind land language larvæ living mammæ mammalia manner marine matter Medical mental mind mode mollusks naturalists nature observed oolite organic origin peculiar phenomena plants portion Post 8vo present principle produced Professor race regard regions remarkable reptiles resemblance respect rocks saurian says Second Edition Sedgwick seen shells species stirps strata structure superior supposed surface tertiary thecodonts tion trace tribes Trilobites vegetable vertebrata vertebrate whole
Passagens conhecidas
Página lx - Thus, the production of new forms, as shewn in the pages of the geological record, has never been anything more than a new stage of progress in gestation, an event as simply natural, and attended as little by any circumstances of a wonderful or startling kind, as the silent advance of an ordinary mother from one week to another of her pregnancy.
Página 329 - A law presupposes an agent, for it is only the mode according to which an agent proceeds: it implies a power, for it is the order according to which that power acts. Without this agent, without this power, which are both distinct from itself, the law does nothing, is nothing. The expression, "the law of metallic nature...