Vestiges of the natural history of creation [by R. Chambers].John Churchill, Princes Street, Soho, 1853 - 356 páginas |
No interior do livro
Resultados 1-5 de 9
Página 39
... trilobites stand low in the crustacea , nor are there any certain appearances of higher animals of that order ( such as crabs , lobsters , & c . , ) having yet been in existence . Of univalve mollusks , which , generally speaking , rank ...
... trilobites stand low in the crustacea , nor are there any certain appearances of higher animals of that order ( such as crabs , lobsters , & c . , ) having yet been in existence . Of univalve mollusks , which , generally speaking , rank ...
Página 45
... trilobites are also con- tinued as families throughout this era . new species ( brontes ) supposed to have been not less than four feet long , and marked by several original features . Some of the FIG . 17 . FIG . 18 . FIG . 19 ...
... trilobites are also con- tinued as families throughout this era . new species ( brontes ) supposed to have been not less than four feet long , and marked by several original features . Some of the FIG . 17 . FIG . 18 . FIG . 19 ...
Página 195
... Trilobites which figure so conspicuously in the early rocks , as between the two divisions , but most nearly allied to the first ; whence it would appear that the crustacea which make so early an appearance in the rock series , are ...
... Trilobites which figure so conspicuously in the early rocks , as between the two divisions , but most nearly allied to the first ; whence it would appear that the crustacea which make so early an appearance in the rock series , are ...
Página 207
... Trilobites Brachiopoda Cephalopoda Gasteropoda LOWER Pteropoda Pteropoda Tunicata SILURIAN SUB - SILURIAN Polype Polype Bryozoa Infusoria Infusoria Infusoria Vibrio Vibrio Infusoria Here , with a skeleton , are red blood and ...
... Trilobites Brachiopoda Cephalopoda Gasteropoda LOWER Pteropoda Pteropoda Tunicata SILURIAN SUB - SILURIAN Polype Polype Bryozoa Infusoria Infusoria Infusoria Vibrio Vibrio Infusoria Here , with a skeleton , are red blood and ...
Página 329
... Trilobites , animals which evidently belong to the lower order of the Crustaceans . There is an incompleteness and want of development in the form of their body , that strongly reminds us of the embryo among the crabs . " - Agassiz ...
... Trilobites , animals which evidently belong to the lower order of the Crustaceans . There is an incompleteness and want of development in the form of their body , that strongly reminds us of the embryo among the crabs . " - Agassiz ...
Outras edições - Ver tudo
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...