Principles of Zoölogy: Touching the Structure, Development, Distribution, and Natural Arrangement of the Races of Animals, Living and Extinct ... Pt. I. Comparative Physiology. For the Use of Schools and Colleges, Deel 1Gould and Lincoln, 1870 - 250 pagina's |
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Pagina 32
... observe in them points of resemblance to many animals of a lower grade , to which they at length be come entirely dissimilar . For example , the myriads of minute aquatic animals embraced under the name of Infu- soria , generally very ...
... observe in them points of resemblance to many animals of a lower grade , to which they at length be come entirely dissimilar . For example , the myriads of minute aquatic animals embraced under the name of Infu- soria , generally very ...
Pagina 33
... observed in the polyps , through the higher manifestations , in the cunning fox , the sagacious elephant , the faithful dog , to the exalted intellect of man , which is capable of indefinite expansion . 27. Such are some of the general ...
... observed in the polyps , through the higher manifestations , in the cunning fox , the sagacious elephant , the faithful dog , to the exalted intellect of man , which is capable of indefinite expansion . 27. Such are some of the general ...
Pagina 40
... observed in the higher animals , in the earlier periods of their existence , before the body has arrived at its definite form . The head of the adult salmon , for instance , con- tains not only all the tissues we have mentioned , namely ...
... observed in the higher animals , in the earlier periods of their existence , before the body has arrived at its definite form . The head of the adult salmon , for instance , con- tains not only all the tissues we have mentioned , namely ...
Pagina 51
... observation . The eye of the white rabbit being destitute of the black pigment of the choroid , is quite trans- parent . Take the eye , soon after the death of the animal , and arrange it in one end of a tube , so that the cornea will ...
... observation . The eye of the white rabbit being destitute of the black pigment of the choroid , is quite trans- parent . Take the eye , soon after the death of the animal , and arrange it in one end of a tube , so that the cornea will ...
Pagina 53
... observed in very many of the worms . They generally appear as small black spots on the head ; such as are seen on the head of the Leech , the Planaria and the Nereis . In these latter animals there are four spots . According to Müller ...
... observed in very many of the worms . They generally appear as small black spots on the head ; such as are seen on the head of the Leech , the Planaria and the Nereis . In these latter animals there are four spots . According to Müller ...
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allantois Ammonites Animal Kingdom appear aquatic arteries Articulata Articulates auricles become belong birds blood body bones brain branches called canal carboniferous cartilaginous cavity cells Cercaria chyle classes cloth composed containing crabs Cretaceous crustaceans crystalline lens cuttle-fish digestive distinct Distoma distribution Echinoderms eggs embryo epoch fauna fishes fluid formation fossils frog furnished Gasteropods genera germ germinative vesicle gills groups head heart important Infusoria insects intestine jaws jelly-fishes layer legs less limbs living lower lungs magnified mals mammals membrane metamorphoses mode mollusks monkey motion muscles namely natural nerves oxygen Paleozoic peculiar period plants Polyps portion Radiata regions reproduction reptiles resemblance respiration respiratory organs Rhizodonts rocks sea-urchins SECTION shell showing Silurian similar skin species star-fishes stomach structure surface teeth temperate tentacles terrestrial animals Tertiary tion tissues trachea tropical tubes types vegetable ventricle Vertebrates vesicle vessels White-fish whole worms yolk young Zoology