The Medals of Creation: Or, First Lessons in Geology, and in the Study of Organic Remains, Svazek 1H.G. Bohn, 1844 - Počet stran: 1016 |
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Strana 221
... mass . GRANTIA calcareous spicula in a gelatinous mass . M. D'Orbigny seems to believe that with the exception of the horny Cliona , all the fossil sponges had originally calca- reous skeletons , - " qu'ils n'ont jamais été cornés ...
... mass . GRANTIA calcareous spicula in a gelatinous mass . M. D'Orbigny seems to believe that with the exception of the horny Cliona , all the fossil sponges had originally calca- reous skeletons , - " qu'ils n'ont jamais été cornés ...
Strana 223
... mass . In other examples the sponge has been permeated by the liquid flint , and subse- quently perished ; and in this manner have been formed those hollow nodules which on being broken are found to contain only a powder , consisting of ...
... mass . In other examples the sponge has been permeated by the liquid flint , and subse- quently perished ; and in this manner have been formed those hollow nodules which on being broken are found to contain only a powder , consisting of ...
Strana 235
... mass . If fig . 2 , were placed on the top of fig . 4 , the general shape of the original zoophyte would be represented . The opening at the base of fig . 4 , marks the spot whence the processes of attachment proceeded . The vertical ...
... mass . If fig . 2 , were placed on the top of fig . 4 , the general shape of the original zoophyte would be represented . The opening at the base of fig . 4 , marks the spot whence the processes of attachment proceeded . The vertical ...
Obsah
continued | xxx |
LIST OF LIGNOGRAPHS IN VOL I | xxxix |
PRELIMINARY REMARKSOn the Plan of the Work and the Arrangement | 8 |
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The Medals of Creation Or, First Lessons in Geology, and the Study of ... Gideon Algernon Mantell Náhled není k dispozici. - 2015 |
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abundant animal aperture appear Atlas beautiful beds belong body bones branches British Brongniart calcareous Carboniferous carbonized cavity cells cellular chalk characters clay coal colour composed cones coniferous corals cretaceous Crinoidea Cycads deposits described dicotyledonous Echinites Encrinite examples ferns figured in Lign flint Flora foliage foraminifera Forest formation Foss fossil fossil remains fresh-water fruits frustules genera genus Geol geological Greensand imbedded inches integument Isle of Portland Isle of Sheppey Isle of Wight layers leaves Lias ligneous lignite limestone London Clay marine marls mass medullary microscope mineral mollusca nature numerous observed occur Oolite organic remains original ossicula Petrifactions petrified Pict plants plates preserved recent receptacle resemble rocks sandstone shale shells Sigillaria silex siliceous silicified Silurian species specimens spines sponges Star-fishes stems strata structure substance surface Sussex tentacula tertiary transverse trees tribe trunks tubercles vascular tissue vegetable Ventriculites Wealden Wond wood zoophytes