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 8
... Planorbis spirorbis , Potamo- geton natans , Zannichellia palustris , all abundant ; the two plants in fruit , and carrying many eggs of Limnæa . Zannichellia occurs again in a pond in a brick - field , two miles to the south - west ...
... Planorbis spirorbis , Potamo- geton natans , Zannichellia palustris , all abundant ; the two plants in fruit , and carrying many eggs of Limnæa . Zannichellia occurs again in a pond in a brick - field , two miles to the south - west ...
Pagina 9
... and two species of Pisidium ; and three univalves : Planorbis nitidus , Pl . nautileus , and Ancylus lacustris - a strange set of species , as he remarks , to have come together in one small pond . I FRESH - WATER SHELLS . 9.
... and two species of Pisidium ; and three univalves : Planorbis nitidus , Pl . nautileus , and Ancylus lacustris - a strange set of species , as he remarks , to have come together in one small pond . I FRESH - WATER SHELLS . 9.
Pagina 13
... Planorbis nautileus , Limnoa peregra , Limnoa stagnalis , and Ancylus lacustris . Ponds at Finchley , Middlesex . - Near the middle of a meadow at Finchley ( by the side of the foot - path to Hendon , and in the third field from the ...
... Planorbis nautileus , Limnoa peregra , Limnoa stagnalis , and Ancylus lacustris . Ponds at Finchley , Middlesex . - Near the middle of a meadow at Finchley ( by the side of the foot - path to Hendon , and in the third field from the ...
Pagina 14
... Planorbis carinatus , Limnæa stagnalis , and Limnæa truncatula ; and some idea of their individual abundance may be ... Planorbis , and one of Limnæa ; ( 3 ) fourteen shells attached , eleven of Sphærium , one of Planorbis , and two of ...
... Planorbis carinatus , Limnæa stagnalis , and Limnæa truncatula ; and some idea of their individual abundance may be ... Planorbis , and one of Limnæa ; ( 3 ) fourteen shells attached , eleven of Sphærium , one of Planorbis , and two of ...
Pagina 15
... Planorbis vortex in the spring , Planorbis carinatus , Limnæa stagnalis , and Ancylus lacustris a little later , and finally , in June , this small , but prolific pond yielded its fifth Planorbis , Pl . contortus . Mr. Nelson , who has ...
... Planorbis vortex in the spring , Planorbis carinatus , Limnæa stagnalis , and Ancylus lacustris a little later , and finally , in June , this small , but prolific pond yielded its fifth Planorbis , Pl . contortus . Mr. Nelson , who has ...
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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