A manual of zoologyWilliam Blackwood & Sons, 1878 |
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Página 6
... amongst the particles of dead matter , are in the living organism directed harmoniously to given ends , their action regulated under definite laws , and their natural working often strikingly modified , or even tem- porarily suspended ...
... amongst the particles of dead matter , are in the living organism directed harmoniously to given ends , their action regulated under definite laws , and their natural working often strikingly modified , or even tem- porarily suspended ...
Página 9
... amongst the Protozoa ) fail to fulfil one of the most essential conditions of organisation , being devoid of definite parts or organs of any kind . Nevertheless , they are capable of manifesting all the essential phenomena of life ...
... amongst the Protozoa ) fail to fulfil one of the most essential conditions of organisation , being devoid of definite parts or organs of any kind . Nevertheless , they are capable of manifesting all the essential phenomena of life ...
Página 12
... amongst vegetables or amongst animals . Thus , Dr. Ernst Hæckel has proposed to form an intermediate kingdom , which he calls the Regnum Protisticum , for the reception of all doubtful organisms . Even such a cautious observer as Dr ...
... amongst vegetables or amongst animals . Thus , Dr. Ernst Hæckel has proposed to form an intermediate kingdom , which he calls the Regnum Protisticum , for the reception of all doubtful organisms . Even such a cautious observer as Dr ...
Página 14
... amongst the Infusoria , and the Hydra viridis , or the green Fresh - water Polype , amongst the Calenterata ) . d . Motor Power . - This , though broadly distinctive of ani- mals , can by no means be said to be characteristic of them ...
... amongst the Infusoria , and the Hydra viridis , or the green Fresh - water Polype , amongst the Calenterata ) . d . Motor Power . - This , though broadly distinctive of ani- mals , can by no means be said to be characteristic of them ...
Página 20
... ( amongst the Mollusca ) transiently presents all the essential characters which permanently distinguish the adult Pteropod . The development of the Gasteropod , however , pro- ceeds beyond this point , and the adult is much more highly ...
... ( amongst the Mollusca ) transiently presents all the essential characters which permanently distinguish the adult Pteropod . The development of the Gasteropod , however , pro- ceeds beyond this point , and the adult is much more highly ...
Outras edições - Ver tudo
Manual of Zoology ...: With a General Introduction on the Principles of Zoology Henry Alleyne Nicholson Pré-visualização indisponível - 2015 |
Palavras e frases frequentes
abdomen adult alimentary canal ambulacral amongst animal Annelides antennæ anus aperture appendages Arachnida articulated attached birds bivalve body bones Brachiopoda branchiæ branchial calcareous carapace cavity cephalothorax chitinous ciliated composed comprising consists contractile Crustacea Ctenophora developed disc distinct division dorsal embryo Eocene external extinct extremity feet females fins fishes Foraminifera fossil furnished gemmation genera genus gills head horny Huxley Hydrozoa incisors Insects integument intestine known labium larva larvæ legs limbs living locomotive males Mammals mandibles margin maxillæ membrane molars Mollusca mouth nervous system operculum organs ovum Owen pairs Paleozoic parasitic placed plates polypide polypites Polyzoa portion possess posterior present regarded reproductive Reptiles respiratory Rotifera rudimentary Scolecida segments shell side Silurian single skeleton sometimes somites species spines stomach structure sub-order surface tail teeth tentacles termed thorax toes transverse tube upper usually valves ventral Vertebrates vesicle whilst wings Zoantharia zoöids
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