Proceedings of the American Association for the Advancement of Science, المجلد 25 |
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طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
A. A. A. S. VOL A. L. Elwyn acid Albany American Amia amount ancient animals Association atoms B. A. Gould bones Boston Buffalo Cambridge carinate centre Chairman character chemical chemism coinage College color condition Conn crania deposits Detroit diameter elected F. W. Putnam fact feet femora figures Fort Wayne gemmules grooves Haven heat Henry Huronian hydrogen inches James John Joseph Lovering Kames length Mass matter measure meeting metal molecules motion nature O. C. MARSH observed Ohio orbit Ossipee Lake Pangenesis paper peculiar Permanent Secretary PERMANENT SUBSECTION Philadelphia plastidules portion posterior present Prof ridges River rocks Section Sequoia session side silver similar SIMON NEWCOMB skull species specimens Standing Committee surface Survey temperature theory tibiæ tion upper valley variation Vice Presidents W. H. DALL Washington William York zinc
مقاطع مشهورة
الصفحة 165 - which forms the fulcrum when standing or walking, is perhaps the most characteristic peculiarity, in the human structure ;" but in an embryo, about an inch in length. Prof. Wyman found "that the great toe was shorter than the others ; and, instead of being parallel to them, projected at an angle from the side of the foot, thus corresponding with the permanent condition of this part in the quadrumana.
الصفحة xvii - The objects of the Association are, by periodical and migratory meetings, to promote intercourse between those who are cultivating science in different parts of America, to give a stronger and more general impulse and more systematic direction to scientific research, and to procure for the labors of scientific men increased facilities and a wider usefulness.
الصفحة 248 - Sequoias creates those streams. The thirsty mountaineer knows well that in every Sequoia grove he will find running water, but it is a mistake to suppose that the water is the cause of the grove being there ; on the contrary, the grove is the cause of the water being there. Drain off the water and the trees will remain, but cut off the trees, and the streams will vanish.
الصفحة xvii - Committee from snch of the members as are professionally engaged in science, or have by their labors aided in advancing science. The election of fellows shall be ' by ballot and a majority vote of the members and fellows present in general session.
الصفحة 285 - Note upon the Geological position of the Serpentine Limestone of Northern New York and an Inquiry regarding the relations of this Limestone to the Eozoon Limestone of Canada.
الصفحة 357 - SECRETARY offered the following resolution, which was adopted : Resolved, That the thanks of the Association be tendered to the distinguished citizens of Atlanta, Ga., and of St.
الصفحة 87 - Equal volumes of all gases contain the same number of molecules...
الصفحة 171 - His structural superiority consists solely in the complexity and size of his brain. ... A very important lesson is derived from these and kindred facts. The monkeys were anticipated in the greater fields of the world's activity by more powerful rivals. The ancestors of the ungulates * held the fields and the swamps ; and the carnivora, driven by hunger, learned the arts and cruelties of the chase. The weaker ancestors of the Quadrumana possessed neither speed, nor weapons of offence...
الصفحة 182 - ... gemmules. They are supposed to be transmitted from the parents to the offspring, and are generally developed in the generation which immediately succeeds, but are often transmitted in a dormant state during many generations and are then developed. Their development is supposed to depend on their union with other partially developed cells or gemmules which precede them in the regular course of growth.
الصفحة 174 - The prolonged helplessness of the offspring must keep the parents together for longer and longer periods in successive epochs ; and when at last the association is so long kept up that the older children are growing mature while the younger ones still need protection, the family relations begin to become permanent.