The Edinburgh New Philosophical Journal: Exhibiting a View of the Progressive Discoveries and Improvements in the Sciences and the Arts, 11. köideA. and C. Black, 1860 |
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Page 9
... called Medusæ . " Now , in so far as perfection means ela- borateness of organisation , it is not , of course , to be denied that the medusa is in advance of the polype ; but as regards the selection of the phase to be taken as the ...
... called Medusæ . " Now , in so far as perfection means ela- borateness of organisation , it is not , of course , to be denied that the medusa is in advance of the polype ; but as regards the selection of the phase to be taken as the ...
Page 13
... called alternation of generations , that is , of the alternation of gemmation with sexual reproduction : - 1. That in which the gemmation occurs in the protomorphic or germinal stage , prior to the appearance of the typical organisation ...
... called alternation of generations , that is , of the alternation of gemmation with sexual reproduction : - 1. That in which the gemmation occurs in the protomorphic or germinal stage , prior to the appearance of the typical organisation ...
Page 16
... called " law of alternation of generations , " though neither the two first - formed gemmæ , nor those which afterwards pullulate from them , ever become detached , while the original germ - mass becomes as completely reduced to the ...
... called " law of alternation of generations , " though neither the two first - formed gemmæ , nor those which afterwards pullulate from them , ever become detached , while the original germ - mass becomes as completely reduced to the ...
Page 17
... called larva , and has in so far the character of a derivative zooid . The case , therefore , seems to stand thus . Embryonic gem- mation may be said to occur in all cases , though in the higher animals only in a latent form ; while in ...
... called larva , and has in so far the character of a derivative zooid . The case , therefore , seems to stand thus . Embryonic gem- mation may be said to occur in all cases , though in the higher animals only in a latent form ; while in ...
Page 18
... called ovary is it- self a distinct zooid , in which the whole organisation becomes so completely subordinate to the reproductive function as to be entirely masked and apparently replaced by the generative organs . " On similar grounds ...
... called ovary is it- self a distinct zooid , in which the whole organisation becomes so completely subordinate to the reproductive function as to be entirely masked and apparently replaced by the generative organs . " On similar grounds ...
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acid ancient animals appearance arch Archegosaurus bones botany Bowfell caloric carbon carbonic acid caves cent Cestoidea character colour combustion contains distinct district draught Eastern Echinodermata Edinburgh effect embryogeny Europe exhibited existence fact feet flora formation fossils fuel gamomorphic gemmæ gemmation genera genus give glacial glaciers gneiss goitre Haurân hills hydrogen insects instance lake larvæ latter Lejah less light loss luminous mean temperature miles moraine mountains nature nearly Nitrogen North America observations occur organs origin orthomorphic ovum peculiar period phenomena plants portion present probably produced Professor protomorphic referred region remarkable resemblance roches moutonnées rock seen self-registering sepals SERIES.-VOL side Silurian similar skull Society species specific gravity specific heat specimens streamers structure surface Table tarn Taxodium thermometer tion trees Trematoda valley vegetable vertebræ weight Wellingtonia western whole zooids