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 19
... namely : I. The department of 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 ...
... namely : I. The department of 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 ...
Pagina 20
... namely , a . Perching Birds , ( Insessores . ) b . Climbers , ( Scansores . ) c . Waders , ( Grallatores . ) d . Swimmers , ( Natatores . ) The class of REPTILES is divided into five orders : a . Large reptiles with hollow teeth , most ...
... namely , a . Perching Birds , ( Insessores . ) b . Climbers , ( Scansores . ) c . Waders , ( Grallatores . ) d . Swimmers , ( Natatores . ) The class of REPTILES is divided into five orders : a . Large reptiles with hollow teeth , most ...
Pagina 22
... namely : 1. Those which have arms about the mouth , like the cuttle - fish , ( Cephalopods , ) fig . 47 . 2. Those which creep on a flattened disk or foot , like snails , ( Gasteropods , ) fig . 88 . 3. Those which have no distinct head ...
... namely : 1. Those which have arms about the mouth , like the cuttle - fish , ( Cephalopods , ) fig . 47 . 2. Those which creep on a flattened disk or foot , like snails , ( Gasteropods , ) fig . 88 . 3. Those which have no distinct head ...
Pagina 31
... namely , the nervous system . 20. Again , we have a means of appreciating the relative grade of animals by the comparative study of their devel- opment . It is evident that the caterpillar , in becoming a butterfly , passes from a lower ...
... namely , the nervous system . 20. Again , we have a means of appreciating the relative grade of animals by the comparative study of their devel- opment . It is evident that the caterpillar , in becoming a butterfly , passes from a lower ...
Pagina 40
... namely , Fig . 8 . bone , cartilage , muscle , nerve , brain , and membranes , but also bloodves- sels , glands , pigments , & c . Let us , however , examine it during the embryonic state , while it is yet in the egg , and we find that ...
... namely , Fig . 8 . bone , cartilage , muscle , nerve , brain , and membranes , but also bloodves- sels , glands , pigments , & c . Let us , however , examine it during the embryonic state , while it is yet in the egg , and we find that ...
Overige edities - Alles bekijken
Veelvoorkomende woorden en zinsdelen
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