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 11
... appear in newly - formed ponds , ' is of no special interest , but the establishment of a bivalve - shell 1 See G. Roberts , " Topography and Nat . Hist . of Lofthouse , " 1882 , p . 167 . ( S. lacustre ) in an isolated pond dug only ...
... appear in newly - formed ponds , ' is of no special interest , but the establishment of a bivalve - shell 1 See G. Roberts , " Topography and Nat . Hist . of Lofthouse , " 1882 , p . 167 . ( S. lacustre ) in an isolated pond dug only ...
Pagina 12
... said of most ponds which appear to be more ancient than the surrounding enclosures , as well as of those situate on large unenclosed pastures . genera : Sphærium corneum , Sphærium lacustre , Pisi- dium 12 THE DISPERSAL OF SHELLS .
... said of most ponds which appear to be more ancient than the surrounding enclosures , as well as of those situate on large unenclosed pastures . genera : Sphærium corneum , Sphærium lacustre , Pisi- dium 12 THE DISPERSAL OF SHELLS .
Pagina 24
... appear- ance of the water , by accidental means of dispersal , for it is stated that they are able to remain alive in a torpid state for long periods buried in the mud , and that on the return of water to the surface they are ready to ...
... appear- ance of the water , by accidental means of dispersal , for it is stated that they are able to remain alive in a torpid state for long periods buried in the mud , and that on the return of water to the surface they are ready to ...
Pagina 32
... appears , were still alive . ' Limnæa truncatula , Mr. Jeffery has remarked , " has a habit of following the flow of water during floods , " and often gets left high and dry . During the summer of 1881 , Professor Thomas , studying the ...
... appears , were still alive . ' Limnæa truncatula , Mr. Jeffery has remarked , " has a habit of following the flow of water during floods , " and often gets left high and dry . During the summer of 1881 , Professor Thomas , studying the ...
Pagina 43
... appears to have fallen in the valley of Aberdare . A sawyer at work in Messrs . Nixon and Co.'s yard ( whose statements were taken down on the spot by the Vicar of the parish ) , while getting out a piece of timber for the saw , was ...
... appears to have fallen in the valley of Aberdare . A sawyer at work in Messrs . Nixon and Co.'s yard ( whose statements were taken down on the spot by the Vicar of the parish ) , while getting out a piece of timber for the saw , was ...
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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