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 12
... Ploceus Philippinus , male and female . 25. Distribution of nerves to the muscular fibres . 26. Test , or crust - like covering of an Echinoderm , ( Cidaris . ) FIG 27. Muscular ribbons of the willow - moth , 12 EXPLANATION OF THE FIGURES .
... Ploceus Philippinus , male and female . 25. Distribution of nerves to the muscular fibres . 26. Test , or crust - like covering of an Echinoderm , ( Cidaris . ) FIG 27. Muscular ribbons of the willow - moth , 12 EXPLANATION OF THE FIGURES .
Pagina 15
... covered with many little fringes . 131. The embryo ( e ) is seen surrounded by the amnios , ( b , ) and covered by a large allantois , ( a ; ) pe , fringes of the chorion ; p m , fringes of the matrix . 132. Hydra , showing its ...
... covered with many little fringes . 131. The embryo ( e ) is seen surrounded by the amnios , ( b , ) and covered by a large allantois , ( a ; ) pe , fringes of the chorion ; p m , fringes of the matrix . 132. Hydra , showing its ...
Pagina 58
... covering the round aperture , ( g , ) and produces vibrations there , corresponding to those of the tympanum . After all these modifications , the sonorous vibrations at last arrive at the labyrinth and the auditory nerve , which ...
... covering the round aperture , ( g , ) and produces vibrations there , corresponding to those of the tympanum . After all these modifications , the sonorous vibrations at last arrive at the labyrinth and the auditory nerve , which ...
Pagina 63
... covered with teeth . 115. It is to be presumed , that in animals which have a cartilaginous tongue , the taste must be very obtuse , especial- ly in those which , like most fishes , and many granivorous birds , swallow their prey ...
... covered with teeth . 115. It is to be presumed , that in animals which have a cartilaginous tongue , the taste must be very obtuse , especial- ly in those which , like most fishes , and many granivorous birds , swallow their prey ...
Pagina 76
... covering than a slimy skin . In others , the skin becomes so thick and firm as to have the consistence of clastic leather ; or it is gelatinous or transparent , and , what is very curious , these tissues may be the same as those of ...
... covering than a slimy skin . In others , the skin becomes so thick and firm as to have the consistence of clastic leather ; or it is gelatinous or transparent , and , what is very curious , these tissues may be the same as those of ...
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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...