The Dispersal of Shells: An Inquiry Into the Means of Dispersal Possessed by Fresh-water and Land MolluscaK. Paul, Trench, Trübner & Company, Limited, 1893 - 291 pagini |
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Pagina v
... assump- tions of vast and repeated changes in the distribution of sea and land were at once inadmissible and un- necessary . By his original and masterly investigation into the phenomena presented by oceanic islands he showed that.
... assump- tions of vast and repeated changes in the distribution of sea and land were at once inadmissible and un- necessary . By his original and masterly investigation into the phenomena presented by oceanic islands he showed that.
Pagina vi
... distribution by less obvious and also by less heroic means . Having myself devoted some time and research with the object of showing that almost every anomaly in the distribution of animals and plants may be explained by a careful ...
... distribution by less obvious and also by less heroic means . Having myself devoted some time and research with the object of showing that almost every anomaly in the distribution of animals and plants may be explained by a careful ...
Pagina viii
... through changes of the organic environment thus effected even the origination or the extinction of species may have been brought about . ALFRED R. WALLACE . INTRODUCTORY NOTE . THE distribution of fresh - water and viii PREFACE .
... through changes of the organic environment thus effected even the origination or the extinction of species may have been brought about . ALFRED R. WALLACE . INTRODUCTORY NOTE . THE distribution of fresh - water and viii PREFACE .
Pagina ix
... distribution of fresh - water and land shells has been looked upon as presenting special difficulties on the theory of single birth - places or " centres of creation . " Mr. Darwin , in characteristic letters , in 1856-7 , spoke of ...
... distribution of fresh - water and land shells has been looked upon as presenting special difficulties on the theory of single birth - places or " centres of creation . " Mr. Darwin , in characteristic letters , in 1856-7 , spoke of ...
Pagina x
... distribution and means of dispersal . To Dr. Alfred Russel Wallace , who , with great kind- ness , has looked over the proofs and contributed the foregoing preface , the writer owes a special and irredeemable debt of gratitude . With a ...
... distribution and means of dispersal . To Dr. Alfred Russel Wallace , who , with great kind- ness , has looked over the proofs and contributed the foregoing preface , the writer owes a special and irredeemable debt of gratitude . With a ...
Alte ediții - Afișează-le pe toate
The Dispersal of Shells: An Inquiry Into the Means of Dispersal Possessed by ... Harry Wallis Kew Vizualizare completă - 1893 |
The Dispersal of Shells: An Inquiry Into the Means of Dispersal Possessed by ... Harry Wallis Kew Vizualizare completă - 1893 |
The Dispersal of Shells: An Inquiry Into the Means of Dispersal Possessed by ... Harry Wallis Kew Vizualizare completă - 1893 |
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8vo Parchment Library A. E. WAITE alive animals aquatic attached Binney birds bivalves British Conchology Bulimus carried Cheap Edition clinging colony Conch Conchology creatures Crown 8vo Darwin distances distribution Dreissena polymorpha eggs Elzevir 8vo Parchment English epiphragm F. W. NEWMAN fauna Fcap feet Fifth Edition floating Fourth Edition fresh-water shells Frontispiece garden Grammar Helix Hist Illustrations India introduced islands J. G. Jeffreys Jeffreys Journ kinds Land and Fresh-water land-shells large numbers larvæ Limnæa peregra living Lyell means of dispersal miles molluscs mussel Naturalist numbers observed occasionally occurred Origin Parchment or cloth Philosophical Library Pisidia Planorbis Planorbis carinatus plants pond Portrait Post 8vo probably Professor remarked rivers Sanskrit Science Gossip Second Edition seems seen slugs Small 8vo snails species specimens Sphærium corneum Standen terrestrial Testacella Third Edition tion toes Translated transportal trees Trübner's Oriental Series Vellum vols water-beetles Zoologist
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