The Edinburgh New Philosophical Journal: Exhibiting a View of the Progressive Discoveries and Improvements in the Sciences and the Arts, Том 11A. and C. Black, 1860 |
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Страница 6
... head , " which is not the immediate product of impregnation , but is derived as a gemma from the primary cyst , into which the contents of the ovum are first developed . With great differences of detail , this general relation is to be ...
... head , " which is not the immediate product of impregnation , but is derived as a gemma from the primary cyst , into which the contents of the ovum are first developed . With great differences of detail , this general relation is to be ...
Страница 7
... heads . " In another species or variety of Echinococcus , similar " Tænia - heads " are formed , in con- nection with vesicles budded off from the interior of the primary cyst , without the intermediate pullulation of other cysts . In ...
... heads . " In another species or variety of Echinococcus , similar " Tænia - heads " are formed , in con- nection with vesicles budded off from the interior of the primary cyst , without the intermediate pullulation of other cysts . In ...
Страница 8
... head I refer the alterna- tion of polype and medusa forms , which is so common a fea- ture in the life - history of the hydraform zoophytes , the nor- mal or typical form being assumed to be that of the polype , and the medusa form ...
... head I refer the alterna- tion of polype and medusa forms , which is so common a fea- ture in the life - history of the hydraform zoophytes , the nor- mal or typical form being assumed to be that of the polype , and the medusa form ...
Страница 10
... head " of the proglottides , or cucurbitiform segments of the " body " of the tape - worm . In the vegetable kingdom we have also a very parallel case in the reproduction of the ferns . In these plants , 10 Dr George Ogilvie's ...
... head " of the proglottides , or cucurbitiform segments of the " body " of the tape - worm . In the vegetable kingdom we have also a very parallel case in the reproduction of the ferns . In these plants , 10 Dr George Ogilvie's ...
Страница 17
... heads in the cystic Entozoa - solitary in the Cysticercus , but multiple in the case of the Conurus and Echinococcus . * 4. The co - existence among the Echinodermata of cases resembling ordinary embryogeny , or the metamorphosis of ...
... heads in the cystic Entozoa - solitary in the Cysticercus , but multiple in the case of the Conurus and Echinococcus . * 4. The co - existence among the Echinodermata of cases resembling ordinary embryogeny , or the metamorphosis of ...
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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