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 11
... Vertebrates , with Man at their head , are placed in the upper compartment , the Articulates at the left , the Mollusks at the right , and the Radiates below , as being the lowest in rank . Each of these compartments is again subdivided ...
... Vertebrates , with Man at their head , are placed in the upper compartment , the Articulates at the left , the Mollusks at the right , and the Radiates below , as being the lowest in rank . Each of these compartments is again subdivided ...
Pagina 12
... Vertebrates , as found in a monkey . 10. Diagram of the nervous system of the Articulates , as seen in a lobster . 11. Diagram of the nervous system of the Mollusks , as found in Natica heros . 12. Diagram of the nervous system of the ...
... Vertebrates , as found in a monkey . 10. Diagram of the nervous system of the Articulates , as seen in a lobster . 11. Diagram of the nervous system of the Mollusks , as found in Natica heros . 12. Diagram of the nervous system of the ...
Pagina 19
... Vertebrates . II . The department of Articulates . III . The department of Mollusks . IV . The department of Radiates . 1. The department of VERTEBRATES includes all animals which have an internal skeleton , with a back - bone for its ...
... Vertebrates . II . The department of Articulates . III . The department of Mollusks . IV . The department of Radiates . 1. The department of VERTEBRATES includes all animals which have an internal skeleton , with a back - bone for its ...
Pagina 48
... vertebrates , these are the second pair of the cer- ebral nerves , and arise directly from the middle mass of the brain , ( Fig . 21 , b , ) which , in the embryo , is the most con- siderable of all . 71. Throughout the whole series of ...
... vertebrates , these are the second pair of the cer- ebral nerves , and arise directly from the middle mass of the brain , ( Fig . 21 , b , ) which , in the embryo , is the most con- siderable of all . 71. Throughout the whole series of ...
Pagina 56
... vertebrates , at the hinder part of the head . In a large proportion of animals , as the dog , horse , rabbit , and most of the mammals , the external parts of the ear are generally quite conspicuous ; and as they are , at the same time ...
... vertebrates , at the hinder part of the head . In a large proportion of animals , as the dog , horse , rabbit , and most of the mammals , the external parts of the ear are generally quite conspicuous ; and as they are , at the same time ...
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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