The Geological History of PlantsK. Paul, Trench, 1888 - 290 pagini |
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Pagina 10
... resemble nodular masses . It is most probable that the g the veins was originally introduced as a liquid hydrocarbon ; but in whatever way introduced , acter of the veins indicates that in the case of tl number of them the carbonaceous ...
... resemble nodular masses . It is most probable that the g the veins was originally introduced as a liquid hydrocarbon ; but in whatever way introduced , acter of the veins indicates that in the case of tl number of them the carbonaceous ...
Pagina 26
... resemble in form plants of this kind still existing ; and , since their simple cellular structures and soft tissues are scarcely ever preserved , their general forms are all that we can know , so that their exact resemblance to or ...
... resemble in form plants of this kind still existing ; and , since their simple cellular structures and soft tissues are scarcely ever preserved , their general forms are all that we can know , so that their exact resemblance to or ...
Pagina 31
... resemble the so- called Eophyton , described by Torell from the Primordial of Sweden , and by Billings from that of Newfound- land ; and which also occur abun- dantly in the Primordial of New Brunswick . After examining a se- ries of ...
... resemble the so- called Eophyton , described by Torell from the Primordial of Sweden , and by Billings from that of Newfound- land ; and which also occur abun- dantly in the Primordial of New Brunswick . After examining a se- ries of ...
Pagina 32
... resemble some of the grooves in Silurian rocks which have been referred to trails of Gasteropods , as , for instance , those from the Clinton group , described by Hall . Another kind of markings not even organic , but alto- gether ...
... resemble some of the grooves in Silurian rocks which have been referred to trails of Gasteropods , as , for instance , those from the Clinton group , described by Hall . Another kind of markings not even organic , but alto- gether ...
Pagina 33
... resemble roots , fucoids allied to Buthotrephis , or the ra- diating worm - burrows already re- ferred to ( Fig . 10 ) . Shrinkage - cracks are also abun- dant in some of the Carboniferous beds , and are sometimes accom- panied with ...
... resemble roots , fucoids allied to Buthotrephis , or the ra- diating worm - burrows already re- ferred to ( Fig . 10 ) . Shrinkage - cracks are also abun- dant in some of the Carboniferous beds , and are sometimes accom- panied with ...
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Termeni și expresii frecvente
acrogens aërial roots Algæ allied America appear arctic areoles bark beds belong bituminous branches Brongniart bundles Calamites Canada Carboniferous Caulopteris cells cellular character climate coal coal-formation conifers Cordaites cycads cylinder Dadoxylon Dawson Demy 8vo described Devonian diameter Eocene Erian Europe exogenous Fcap ferns flora formation forms fossil plants fronds fructification fruit Gaspé genera genus Geological Society graphite Greenland hemisphere Illustrations Journal Laramie Laurentian leaf-bases leaf-scars leaves Lepidodendron Lepidophloios Lesquereux limestone Lower Carboniferous Lycopods macrospores medullary rays Mesozoic Middle modern Nova Scotia occur outer Paleozoic period Permian petioles pines pinnate pinnules pith present probably Prof Psilophyton referred resemble Rhizocarps ribbed rocks sandstones scalariform scars Second Edition Sequoia shales Sigillaria Silurian similar Small crown 8vo species specimens Sphenophyllum Sporangites spore-cases spores sporocarps stems Sternbergia structure Tertiary thick Third Edition tion tissue tree-ferns trees trunks Upper Cretaceous vascular vegetable vols Williamson wood woody
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Pagina 16 - MARKHAM, Capt. Albert Hastings, RN— The Great Frozen Sea : A Personal Narrative of the Voyage of the Alert during the Arctic Expedition of 1875-6.
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Pagina 3 - Some Articles on the Depreciation of Silver, and Topics connected with it. Demy Svo, 5*.
Pagina 21 - HDM SPENCE. Genesis. By the Rev. T. WHITELAW, MA With Homilies by the Very Rev. JF MONTGOMERY, DD, Rev. Prof. RA REDFORD, MA, LL.B., Rev. F. HASTINGS, Rev. W. ROBERTS, MA An Introduction to the Study of the Old Testament by the Venerable Archdeacon...
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Pagina 30 - XI. Animal Mechanism : a Treatise on Terrestrial and Aerial Locomotion. By Professor EJ Marey. With 117 Illustrations. Third Edition. Crown 8vo, 5*.
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Pagina 21 - Numbers. By the Rev. R. WINTERBOTHAM, LL.B. With Homilies by the Rev. Professor W. BINNIE, DD, Rev. ES PROUT, MA, Rev. D. YOUNG, Rev. J. WAITE, and an Introduction by the Rev. THOMAS WHITELAW, MA Fourth Edition.