Nature, Količina 29Nature Publishing Group, 1884 |
Iz vsebine knjige
Zadetki 1–3 od 77
Stran 115
... origin , and a large number of observers attempted to settle the question offhand by investigating the process of development of the germinal cells in some one Coelenterate . Each assumed that his particular results must hold good for ...
... origin , and a large number of observers attempted to settle the question offhand by investigating the process of development of the germinal cells in some one Coelenterate . Each assumed that his particular results must hold good for ...
Stran 118
... origin of the germinal cells appear to have been undergone by the female stocks beyond those evidenced in Podocoryne . In some forms , as in Cordylophora already described , the entire long migration takes place entirely in the ectoderm ...
... origin of the germinal cells appear to have been undergone by the female stocks beyond those evidenced in Podocoryne . In some forms , as in Cordylophora already described , the entire long migration takes place entirely in the ectoderm ...
Stran 589
... origin to vitreous fragments difficult to distinguish from those projected from a volcano in the form of impalpable dust . In addition , we may state that , in the distribution of vol- canic materials on the bottom of the sea , the ...
... origin to vitreous fragments difficult to distinguish from those projected from a volcano in the form of impalpable dust . In addition , we may state that , in the distribution of vol- canic materials on the bottom of the sea , the ...
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acid animals appearance atmosphere atoms August 27 barrier-reefs Ben Nevis cause cells centimetres centre clouds coast colour comet connection Cystidium dark December described distance dust earth east ectoderm effect electric electric shadows endoderm engine eruption exhibited expedition experiments fact feet fish geological germinal cells glow green Greenland heat height horizon hydranth important inches interesting islands January January 24 Java kinetic engines Krakatoa layer light lower magnetic matter measure metal meteor metres miles motion NATURE November observations Observatory obtained October paper Paris Observatory phenomena phenomenon plates present president pressure probably produced Prof Radiolaria recent reefs region remarkable rocks Royal Society scientific seems seen side snow species specimens spicules Sunda Straits sunrise sunset surface temperature theory tion upper velocity volcanic wave whole