The Journal of the College of Science, Imperial University of Tokyo, Japan, Volume 5The University, 1893 |
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The Journal of the College of Science, Imperial ..., Volume 23,Edições 12-14 Visualização integral - 1908 |
Palavras e frases frequentes
Abukuma plateau aggregate amphibole amphibolite angles apatite appearance appendage appendage-bearing segment Archæan augite bands become biotite biotite-granite blastoporic cephalic lobe cephalothorax chloritic chorda chromosomes cœlomic cavity colour components crossed nicols crystals days after fertilization developed dioritic dorsal dykes earthquake embryo enclosed epiblast epidote feldspar fissile fissures formation geological gneiss gradually grains granite granular groove horizontal hornblende hornblende-granite hypoblast invagination Ishikawa Isshiki Japan lamella lamprophyre lateral eyes Laurentian layer Limulus liquid-inclusions longitudinal magnet magnetite margin mass median eyes median line mesoblast mesoblast cells metres mica mica-schist microscope mineral muscovite Nagoya nuclei observed occurs olivine optic orthoclase paired parallel plagioclase plane pleochroic polar body polarization-colours porphyritic portion posterior present quartz region Rigakuhakushi rock schist schistose schistose granite seen side specimens stage structure surface Takanuki series thick titanite Transverse section Tsushima twinning upper usually valley variety ventral plate yolk yolk-cells zircon zone
Passagens conhecidas
Página 293 - The breadth of the elevation is conjectured to be in some parts sixteen miles, and its greatest ascertained height above the original level of the delta is ten feet — an elevation which appears to the eye to be very uniform throughout.
Página 345 - Sindree saw, at the distance of five miles from the village, a long elevated mound, where previously there had been a low and perfectly level plain. To this uplifted tract they gave the name of " Ullah Bund," or the " Mound of God," to distinguish it from an artificial barrier previously thrown across an arm of the Indus.
Página 335 - Ahmad (1411-1443), nearly 400 years before, fell to the ground, attesting how long a period had elapsed since a shock of similar violence had visited that point. The first shock of the catastrophe seems to have been the most p. , , , . violent, " shaking every house from the Prince's lent : its results. Palace to the paupers...
Página 28 - Untersuchungen iiber die ersten Entwicklungsvorgange in den Eiern der Insekten. II Ueber Spermatogenese und deren Beziehung zur Eientwicklung bei Pyrrhocoris apterus.
Página 293 - The usual effect of the earthquake, he continues, was to disconnect all those masses of newer formations which were supported only by lateral adherence.
Página 323 - The event of October, 1891, seems to me to have been a renewed movement upon one of these preexisting fissures — the Neo Valley line of fault, by which the entire region lying to the right of it not only moved actually downwards but was also shifted horizontally towards the north-west for from one to two metres along the plane of dislocation. This vertical movement and horizontal shifting seem to me to have been the sole cause of the late catastrophe...
Página 130 - ... places two cells thick. In such cases, wherever the roof consists of a single layer, the cells assume a columnar shape, different from the irregular polygonal shapes of earlier stages. As to the manner in which the roof of the segmentation cavity thins out, previous writers seem to consider that it is brought about by the inner cells of the roof passing round to the sides and to the floor of the segmentation cavity, while the outermost layer of cells becomes the definitive epiblast. If the upper...
Página 284 - Couchiching or Kewatin series. Along the zone of contact, apophyses or dykes from the gneiss penetrate the contiguous sheets. These facts are thought to prove that the inclusions are simply detached portions of the overlying formations "which in a firm and brittle condition, have become immersed in the underlying viscid magma, which subsequently crystallized out as the Laurentian gneiss and granite It seems probable, too, that such shattering and detachment of fragments took place at the last stages...
Página 128 - A few larvse were also killed in Flemming's solution. The sublimate specimens gave the best results, although good sections were obtained in all cases.
Página 33 - Professor of Zoology, Agricultural College, Imperial University. (Plate I.) Further Studies on the Formation of the Germinal Layers in Chelonia. (Contributions to the Embryology of ReptHia 111.) By K.