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
... various modes by which the different classes of organisms have become dispersed over the surface of the globe . Scattered observations have indeed been made by many writers , but Lyell and Darwin were the first to gather together the ...
... various modes by which the different classes of organisms have become dispersed over the surface of the globe . Scattered observations have indeed been made by many writers , but Lyell and Darwin were the first to gather together the ...
Pagina vi
... various directions and at various geological epochs in order to provide a short and easy road for the passage of beetles or snakes , snails or frogs , and thus save us the trouble of solving the problem of their actual distribution by ...
... various directions and at various geological epochs in order to provide a short and easy road for the passage of beetles or snakes , snails or frogs , and thus save us the trouble of solving the problem of their actual distribution by ...
Pagina 41
... various kinds of shells have been known to revive after having been frozen up . Dr. Binney states that a Succinea " has been frozen in a solid block of ice and yet escaped unharmed . ” Anodonta cygnea and Paludina vivipara , also , M ...
... various kinds of shells have been known to revive after having been frozen up . Dr. Binney states that a Succinea " has been frozen in a solid block of ice and yet escaped unharmed . ” Anodonta cygnea and Paludina vivipara , also , M ...
Pagina 44
... be published in the reports of the Berlin Office , but the only possible explana- tion seems to be that the water of a river in the neighbourhood Animals of various kinds , it can hardly be doubted 44 THE DISPERSAL OF SHELLS .
... be published in the reports of the Berlin Office , but the only possible explana- tion seems to be that the water of a river in the neighbourhood Animals of various kinds , it can hardly be doubted 44 THE DISPERSAL OF SHELLS .
Pagina 45
... various kinds , it can hardly be doubted , are actively engaged in dispersing shells . The " short and frequent migrations from pond to pond or from stream to stream , " to which Mr. Darwin has alluded , have , almost certainly , been ...
... various kinds , it can hardly be doubted , are actively engaged in dispersing shells . The " short and frequent migrations from pond to pond or from stream to stream , " to which Mr. Darwin has alluded , have , almost certainly , been ...
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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