Natural Science, 1. köideMacmillan, 1892 |
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Page 8
... evidence they provide as to the age and origin of the Tertiary strata of Malta . The Echinoidea always form a most valuable group , when evidence is required as to the correlation of strata , or as to the conditions under which certain ...
... evidence they provide as to the age and origin of the Tertiary strata of Malta . The Echinoidea always form a most valuable group , when evidence is required as to the correlation of strata , or as to the conditions under which certain ...
Page 15
... evidence of the truth of Mr. Bates ' theory are such cases as Basilarchia hipparchus . This genus of but- terflies , with the exception of the species mentioned , are dark coloured with blue spots round the margins of the wings ; B. hip ...
... evidence of the truth of Mr. Bates ' theory are such cases as Basilarchia hipparchus . This genus of but- terflies , with the exception of the species mentioned , are dark coloured with blue spots round the margins of the wings ; B. hip ...
Page 32
... evidence it affords of that crowding and concentration we have already 8 See photographs by J. S. Newberry , in Monogr . U.S. Geol . Survey , No. xvi . , pls . xliv . - xlvi . observed in the differentiated median fins of the earlier ...
... evidence it affords of that crowding and concentration we have already 8 See photographs by J. S. Newberry , in Monogr . U.S. Geol . Survey , No. xvi . , pls . xliv . - xlvi . observed in the differentiated median fins of the earlier ...
Page 39
... evidence of its existence is obtained . ( To be concluded next month . ) R. LYDEKKer . 5 Nature , vol . xliv . , p . 468 , 1891 . THE V. English Lake Dwellings . ' HE records of 1892 . 39 STUDY OF MAMMALS DURING 1891 .
... evidence of its existence is obtained . ( To be concluded next month . ) R. LYDEKKer . 5 Nature , vol . xliv . , p . 468 , 1891 . THE V. English Lake Dwellings . ' HE records of 1892 . 39 STUDY OF MAMMALS DURING 1891 .
Page 42
... evidence of iron tools , and taking this fact into consideration it may be reasonably inferred that the latter metal was unknown to the pile - dwellers , and we may approximately form an idea of the period during which the structure was ...
... evidence of iron tools , and taking this fact into consideration it may be reasonably inferred that the latter metal was unknown to the pile - dwellers , and we may approximately form an idea of the period during which the structure was ...
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Common terms and phrases
American animals appears Arachnids beds birds botanical Brachiopoda British Museum Carboniferous cells characters coast collection colour contains continental cotyledons Cretaceous deposits described diatom district Eocene evidence evolution existence fact fauna feet fishes Foraminifera fossil genera genus geological geologists germination Ichthyosaurs illustrated important insects interesting islands Isoëtes known lakes land larvæ latter leaves less London lower mammals memoir Miocene mountain Natural History Natural Science Natural Selection naturalists North observations obtained occur ocean Olenellus oosphere organs origin paper plants plates Pliocene pollen-tube present probably Professor prothallium published recent recognised referred regard region remarkable rhizome rivers rocks scientific seed seems side Sigillaria Silurian skeleton Society South species specimens Stigmaria strata structure surface teeth Tertiary theory tion tissue trees upper variation volcanic W. T. Blanford zones Zoological
Popular passages
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Page 408 - Britton has not considered it his duty to publish the last written words of Dr. Gray which were addressed to him upon this subject and which expressed his positive opinions upon this point. There is nothing whatever of an ethical character inherent in a name through any priority of publication or position which should render it morally obligatory upon anyone to accept one name rather than another...
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Page 408 - Dr. Gray in his later years and by the Kew botanists, for the reason that once established and pretty generally recognized, it would avoid the great mass of synonymy, which is being heaped like an incubus upon the science. I must express surprise that Dr. Britton had not considered it his duty to publish the last written words of Dr.
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