Principles of Zoölogy : Touching the Structure, Development, Distribution, and Natural Arrangement of the Races of Animals, Living and Extinct with Numerous Illustrations: Part I, Comparative Physiology, for the Use of Schools and CollegesGould and Lincoln, 1859 - 250 pagina's |
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Pagina 6
... groups of animals will be briefly characterized . Should our aim be attained , this work will produce more enlarged ideas of man's relations to Nature , and more exalted conceptions of the Plan of Creation and its Great Author . BOSTON ...
... groups of animals will be briefly characterized . Should our aim be attained , this work will produce more enlarged ideas of man's relations to Nature , and more exalted conceptions of the Plan of Creation and its Great Author . BOSTON ...
Pagina 18
... group agree in all their general structure . The specific name is the lowest term to which we descend , if we except ... groups , whether larger or smaller , we involuntarily picture in our minds an image , made up of the traits which ...
... group agree in all their general structure . The specific name is the lowest term to which we descend , if we except ... groups , whether larger or smaller , we involuntarily picture in our minds an image , made up of the traits which ...
Pagina 19
... group , as the type of that group . Thus we might , perhaps , regard an eagle as the type of a bird , the duck as the type of a swimming - bird , and the mallard as the type of a duck , and so on . As we must necessarily make frequent ...
... group , as the type of that group . Thus we might , perhaps , regard an eagle as the type of a bird , the duck as the type of a swimming - bird , and the mallard as the type of a duck , and so on . As we must necessarily make frequent ...
Pagina 24
... group in the Animal Kingdom . Indeed , a great many that were for- merly supposed to be animals are now found to be vegetables . Others are ascertained to be crustaceans , mollusks , worms of microscopic size , or the earliest stages of ...
... group in the Animal Kingdom . Indeed , a great many that were for- merly supposed to be animals are now found to be vegetables . Others are ascertained to be crustaceans , mollusks , worms of microscopic size , or the earliest stages of ...
Pagina 26
... group , each class , has its place , and from which nothing could be removed without destroying the proper meaning of the whole . 6. Besides the beings which inhabit the earth at the pres ent time , this picture also embraces the ...
... group , each class , has its place , and from which nothing could be removed without destroying the proper meaning of the whole . 6. Besides the beings which inhabit the earth at the pres ent time , this picture also embraces the ...
Overige edities - Alles bekijken
Veelvoorkomende woorden en zinsdelen
albumen allantois Ammonites Animal Kingdom appear aquatic arteries Articulata Articulates auricles become belong birds blood body bones brain branches called canal carboniferous Carnivora cartilaginous cavity cells Cercaria chyle classes cloth composed contains corresponding crabs crustaceans crystalline lens cuttle-fish digestive distinct Distoma distribution divided Echinoderms eggs embryo enclosed epoch fauna fishes fluid formation fossils frog furnished Gasteropods geological germ germinative germinative vesicle gills head heart Illustrations important Infusoria insects intestine jaws jelly-fishes layer less limbs living lower lungs magnified mals mammals membrane metamorphoses mode mollusks muscles namely natural nerves nervous system oxygen peculiar period plants polyps portion Radiates regions reptiles resemblance respiration respiratory organs Rhizodonts rocks SECTION shell showing Silurian similar skin species star-fishes structure surface teeth temperate tentacles terrestrial animals Tertiary tion tissues trachea tropical types upper vegetative ventricle vertebrated animals vesicle White-fish whole worms yolk young Zoology
Populaire passages
Pagina 189 - Experiments of dredging in very deep water have also taught us that the abyss of the ocean is nearly a desert. Not only are no materials found there for sustenance, but it is doubtful if animals could sustain the pressure of so great a column of water, although many of them are provided with a system of pores, (260,) which enables them to sustain a much greater pressure than terrestrial animals. America, one species takes...