Natural Science, 15. köideMacmillan & Company, 1899 |
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Page 6
... Tertiary deposits . This shows that the changes of climate and the altered conditions of life have not affected their ' Tertiary ' structure ; as many of these forms occur only in the two temperate zones , there is reason to believe ...
... Tertiary deposits . This shows that the changes of climate and the altered conditions of life have not affected their ' Tertiary ' structure ; as many of these forms occur only in the two temperate zones , there is reason to believe ...
Page 171
... tertiary mammals or the teeth of Microlestes , crustaceans or Steinheim molluscs , Labyrinthodonts or Saurians , and it is said that the thicket of mammoth tusks from Cannstadt has proved so impressive that it is mentioned in Baedecker ...
... tertiary mammals or the teeth of Microlestes , crustaceans or Steinheim molluscs , Labyrinthodonts or Saurians , and it is said that the thicket of mammoth tusks from Cannstadt has proved so impressive that it is mentioned in Baedecker ...
Page 203
... Tertiary times , and so long as glaciation did not supervene , a large and by no means peculiar or isolated flora may have flourished in the antarctic continent . But now , communication with lands lying to the north . being cut off ...
... Tertiary times , and so long as glaciation did not supervene , a large and by no means peculiar or isolated flora may have flourished in the antarctic continent . But now , communication with lands lying to the north . being cut off ...
Page 207
... tertiary period , and the area so exposed to have been colonised partly by Indo - Malayan forms from the north , partly by Australian forms from the south . Now , assuming with Mr. Wallace that the species with Indo - Malayan facies in ...
... tertiary period , and the area so exposed to have been colonised partly by Indo - Malayan forms from the north , partly by Australian forms from the south . Now , assuming with Mr. Wallace that the species with Indo - Malayan facies in ...
Page 208
... tertiary times , we find ourselves face to face with a number of facts which contradict in toto the doctrine of northern predominance . The only way of escaping from these facts is to deny the soundness of the conclusions upon which ...
... tertiary times , we find ourselves face to face with a number of facts which contradict in toto the doctrine of northern predominance . The only way of escaping from these facts is to deny the soundness of the conclusions upon which ...
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adaptation American animals Antarctic appear Arctic Association Australia biological birds botanist botany British bulls cells characters chemical climate collection College colour conclusion Copper Island cows Devonian Echinoderms eclogite environment evidence evolution expedition experiments fact fauna favourable flora forms fossils fungus genera genus geological germinal harems holothurian illustrated important individuals inheritance insects interesting investigation Island Kattegat Kimberlite Lamarckian latter lecture less London mammals Museum mycelium Natural History Natural Science natural selection Naturalist North northern notes nucleolus observed occur organism origin ovum paper parietal eye parthenogenesis peridotite physiology plants present probably produced Prof Professor protoplasm pups recent recognised regard rocks rookery SC.-VOL scientific Scientific American seals seeds seems South southern specialisation species specimens starch structure suggests tannin tertiary theory tion tissue University variability variations vegetation volume whole xerophilous zoologist zoology