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 164
... seen to be traversed by numerous fine meandering grooves , and deep , tortuous channels , disposed in an irregular manner , in a longitudinal direction . These channels or vessels , which are generally lined with quartz crystals , give ...
... seen to be traversed by numerous fine meandering grooves , and deep , tortuous channels , disposed in an irregular manner , in a longitudinal direction . These channels or vessels , which are generally lined with quartz crystals , give ...
Strana 235
... seen the central cavity , and a section of the substance of the zoophyte , which is traversed by numerous tubes , that ramify through the mass of which the body was composed , and terminate in openings on the inner wall of the central ...
... seen the central cavity , and a section of the substance of the zoophyte , which is traversed by numerous tubes , that ramify through the mass of which the body was composed , and terminate in openings on the inner wall of the central ...
Strana 356
... seen , as in Lign . 116. In this beautiful fossil Rotalia , the segments are as sharply de- fined as in a recent example : ( Seen by transmitted light , and showing and one of the cells ( a ) is seen to be lined with quartz the chambers ...
... seen , as in Lign . 116. In this beautiful fossil Rotalia , the segments are as sharply de- fined as in a recent example : ( Seen by transmitted light , and showing and one of the cells ( a ) is seen to be lined with quartz the chambers ...
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