A manual of zoologyWilliam Blackwood & Sons, 1878 - Zoology |
From inside the book
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Page 1
... constitute vitality . So enormous , however , have been the conquests of science within the last century , that Natural History , using the term in its old sense , has of necessity been divided into several more or less nearly related ...
... constitute vitality . So enormous , however , have been the conquests of science within the last century , that Natural History , using the term in its old sense , has of necessity been divided into several more or less nearly related ...
Page 9
... constitute what we call life without losing its hold upon the vital forces which belong to it . Again , the vital resistance of the lowest organisms to changes of temperature , seems to be in some cases much wider than those stated ...
... constitute what we call life without losing its hold upon the vital forces which belong to it . Again , the vital resistance of the lowest organisms to changes of temperature , seems to be in some cases much wider than those stated ...
Page 16
... constitutes the science of physiology . A third department of zoology is concerned with the rela- tions of the organism to the external conditions under which it is placed , constituting a division of the science to which the term ...
... constitutes the science of physiology . A third department of zoology is concerned with the rela- tions of the organism to the external conditions under which it is placed , constituting a division of the science to which the term ...
Page 17
... constitute the only modes in which any one animal can differ from any other ; and they may be considered respectively under the heads of Specialisation of Function and Morphological type . a . Specialisation of Function . - All animals ...
... constitute the only modes in which any one animal can differ from any other ; and they may be considered respectively under the heads of Specialisation of Function and Morphological type . a . Specialisation of Function . - All animals ...
Page 24
... constitute the true points of difference and likeness amongst animals ; and we have already seen that these are morphological type and specialisation of function . Philosophical classification , therefore , is a formal expression of the ...
... constitute the true points of difference and likeness amongst animals ; and we have already seen that these are morphological type and specialisation of function . Philosophical classification , therefore , is a formal expression of the ...
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Manual of Zoology ...: With a General Introduction on the Principles of Zoology Henry Alleyne Nicholson No preview available - 2015 |
Common terms and phrases
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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