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 2
... INSECTS CRUSTAC A LATA IV . Modern Age . III . Tertiary Age . II . Secondary Age . I Paleozoic Age . Metamorphic Rocks .. Upper Tertiary Formation Lower Tertiary Cretaceous Oolitic Trias Carboniferous Devonian 66 64 ་ ་ 86 39 66 Upper ...
... INSECTS CRUSTAC A LATA IV . Modern Age . III . Tertiary Age . II . Secondary Age . I Paleozoic Age . Metamorphic Rocks .. Upper Tertiary Formation Lower Tertiary Cretaceous Oolitic Trias Carboniferous Devonian 66 64 ་ ་ 86 39 66 Upper ...
Pagina 13
... insect . 52. Plan of the digestive organs of a land - slug , ( Tebennophorus Carolini ensis . ) 53. Globules of chyle . 54. Portion of intestine , showing the lacteals of man , and their entrance into a vein . 55. Jaws of an Echinoderm ...
... insect . 52. Plan of the digestive organs of a land - slug , ( Tebennophorus Carolini ensis . ) 53. Globules of chyle . 54. Portion of intestine , showing the lacteals of man , and their entrance into a vein . 55. Jaws of an Echinoderm ...
Pagina 14
... insect , with its valves . 85. Cavities of the heart of mammals and birds . 86. 66 87 . 66 66 66 of a reptile . 66 66 of a fish . 88. Heart and bloodvessels of a gasteropod mollusk , ( Natica . ) 89. Tracheæ , or air tubes of an insect ...
... insect , with its valves . 85. Cavities of the heart of mammals and birds . 86. 66 87 . 66 66 66 of a reptile . 66 66 of a fish . 88. Heart and bloodvessels of a gasteropod mollusk , ( Natica . ) 89. Tracheæ , or air tubes of an insect ...
Pagina 21
... Insects . 2. Crustaceans , like the crab , lobster , & c . 3. Worms , The class of INSECTS includes three orders : a . Those with a trunk for sucking fluids , like the butter- fly , ( Suctoria , ) fig . 62-64 . b . Those which have jaws ...
... Insects . 2. Crustaceans , like the crab , lobster , & c . 3. Worms , The class of INSECTS includes three orders : a . Those with a trunk for sucking fluids , like the butter- fly , ( Suctoria , ) fig . 62-64 . b . Those which have jaws ...
Pagina 27
... insects which number 20 to 25,000 species ; and it is quite probable , that by uniting the principal col- lections of insects , 60 or 80,000 species might now be counted ; for the whole department of articulata , comprising the ...
... insects which number 20 to 25,000 species ; and it is quite probable , that by uniting the principal col- lections of insects , 60 or 80,000 species might now be counted ; for the whole department of articulata , comprising the ...
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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...