Nature, Том 5Sir Norman Lockyer Macmillan Journals Limited, 1872 |
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Стр. 8
... species ) , Ctenodiscus crispatus , Ophioglypha Sarsii ( very large ) , Ophiacantha spinulosa , and Amphiura Holbollii . Marine worms , of many genera and species , were both numerous and fine . Among the more interesting of the ...
... species ) , Ctenodiscus crispatus , Ophioglypha Sarsii ( very large ) , Ophiacantha spinulosa , and Amphiura Holbollii . Marine worms , of many genera and species , were both numerous and fine . Among the more interesting of the ...
Стр. 12
... species found in the same locality , in the other between species unconnected geographically . I doubt , however , whether facts will warrant this distinction . The most re- markable instances of " mimicry " among animals hitherto ...
... species found in the same locality , in the other between species unconnected geographically . I doubt , however , whether facts will warrant this distinction . The most re- markable instances of " mimicry " among animals hitherto ...
Стр. 16
... species muscovite . The cleavage of these micaceous schists is generally , if not always , coincident with the bedding , but the plates of mica in the coarser - grained varieties are often arranged at various angles to the cleavage and ...
... species muscovite . The cleavage of these micaceous schists is generally , if not always , coincident with the bedding , but the plates of mica in the coarser - grained varieties are often arranged at various angles to the cleavage and ...
Стр. 17
... species form rock masses by themselves , frequently almost without admixture . No geological student will now question that all of these rocks occur as members of stratified formations . Moreover , the manner in which serpentines are ...
... species form rock masses by themselves , frequently almost without admixture . No geological student will now question that all of these rocks occur as members of stratified formations . Moreover , the manner in which serpentines are ...
Стр. 21
... species . V. Of epochal relations . Professor Cope considers that the laws which have regu- lated the successive creation of organic beings are of two kinds . The first , that which has impelled matter to pro- duce numberless ultimate ...
... species . V. Of epochal relations . Professor Cope considers that the laws which have regu- lated the successive creation of organic beings are of two kinds . The first , that which has impelled matter to pro- duce numberless ultimate ...
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Academy acid action angles animals appeared Astronomer aurora beds Botany bright British C. M. INGLEBY carbon Carboniferous centimetres centre character charge chromosphere coast College colour commenced containing corona Crustacea curve described Devonian direction earth eclipse electricity examination exhibited existence expedition experiments fact feet fibres Foraminifera force fossils genera genus Geology give gneisses Greenland Gulf Stream heat inch insects INSTITUTION interesting lectures letter light London magnetic mass matter means memoir muscle Museum Natural History nerve notice nutation observations Observatory obtained origin osseine paper phenomena physical plane plants polar polariscope portion position prisms produced Prof pseudomorphism referred regard remarks rocks Roderick Murchison Royal Society schists scientific seen silicates Silurian solar species specimens spectroscope spectrum Spitzbergen streamers supposed surface T. W. WEBB telescope temperature theory tion Zoological
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Стр. 180 - O'er bog or steep, through strait, rough, dense, or rare, With head, hands, wings, or feet, pursues his way, And swims, or sinks, or wades, or creeps, or flies.
Стр. 15 - Champlain, the Green Mountains of Vermont, and the White Mountains of New Hampshire. The...
Стр. 245 - Anatomy as a compendious, reliable, and, notwithstanding its small dimensions, most comprehensive guide on the subject of which it treats. To praise or to criticise the work of so accomplished a master of his favorite science would be equally out of place. It is enough to say that It realizes, in a remarkable degree, the anticipations which have been formed of it; and that it presents an extraordinary combination of wide, general views, with the clear, accurate, and succinct statement of a prodigious...
Стр. 310 - PRIZE." 2. That this Prize be adjudged once in three years. 3. That it be adjudged for the best original memoir, invention or discovery, in connexion with Mathematico-physical or Mathematico-experimental science that may have been published during the three years immediately preceding...
Стр. 209 - The Royal College of Physicians of London ; The Royal College of Surgeons of England; The Apothecaries...
Стр. 182 - The sun's rays are the ultimate source of almost every motion which takes place on the surface of the earth. By its heat are produced all winds, and those disturbances in the electric equilibrium of the atmosphere which give rise to the phenomena of lightning, and probably also to those of terrestrial magnetism and the aurora.
Стр. 137 - In that paper it was demonstrated experimentally, that the mechanical power exerted in turning a magneto-electric machine is converted into the heat evolved by the passage of the currents of induction through its coils; and, on the other hand, that the motive power of the electro-magnetic engine is obtained at the expense of the heat, due to the chemical reaction of the battery by which it is worked.
Стр. 137 - On the Calorific Effects of Magneto-Electricity, and on the Mechanical Value of Heat.
Стр. 13 - Mining Tools. A MANUAL OF MINING TOOLS. For the Use of Mine Managers, Agents, Students, &c. By WILLIAM MORGANS, Lecturer on Practical Mining at the Bristol School of Mines.
Стр. 107 - Andrews' curved lines are to be placed with their planes parallel to one another, and separated by intervals proportional to the differences of the temperatures to which the curves severally belong, and with the origins of coordinates of the curves situated in a straight line perpendicular to their planes, and with th<!