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| Keywords: The Quarterly journal of the Geological Society of London (13205865125).jpg of plants which Dr Hooker has had the <br> kindness to figure for me has more of the aspect of a plant from the <br> old coal than any other but we have not as yet sufficient knowledge <br> of its true relations to found any argument upon it I may remark <br> also that if some of the plants and the shell called Posidonomya <br> should indicate a formation rather older than the Whitby oolite they <br> may still belong to part of the great Jurassic period; for the Whitby coal <br> occurs in or immediately below the great oolite which is succeeded <br> in descending order by the inferior oolite and the lias Now as we <br> have not in Europe any coal-fields nor any large development of a <br> fossil flora in these older subdi\dsions of the Jurassic group the Vir- <br> ginian strata may correspond in age either to the inferior oolite or <br> the lias and for that reason may have more of a triassic character <br> in their organic remains than the coal strata of Whitby in York- <br> shire The occurrence of the large smooth scales of a fish of the <br> genus Tetragonolepis so characteristic of the lias favours this view <br> It has been well remarked by Prof W B Rogers that the few plants <br> discovered by Captain Grant in connexion with the oolite-coal series <br> in Cutch resemble very closely those of the East Virginian coal- <br> measuresf There can be no doubt that the Indian fossils belong to <br> Some fossil plants figured and described by Professor Hitchcock from the <br> new red sandstone formation of Connecticut and Massachussetts Trans of Amer <br> Geol 1840-42 p 294 and pi 13 do not enable us to decide the age of that <br> formation or to compare it with that of Virginia The supposed Taeniopteris <br> fig 8 cannot belong to that genus the striations of the leaf not being at right <br> angles to the midrib and the entire portion represented being of the same dia- <br> meter throughout The plant fig 3 and 4 is probably related to the genus <br> Lycopodites which is also found in the Virginian coal-field ; if as conjectured it <br> be Voltzia this genus is common to the magnesian limestone Permian and trias <br> of Europe f Grant Trans Geol Soc Lond vol v 2nd series 36933018 113687 51125 Page 279 Text v 3 http //www biodiversitylibrary org/page/36933018 1847 Geological Society of London NameFound Equisetum columnare NameFound Lycopodites NameConfirmed Lycopodites NameBankID 4853060 NameFound Posidonomya NameConfirmed Posidonomya NameBankID 4307899 NameFound Stigmaria NameConfirmed Stigmaria EOLID 6133541 NameBankID 4853119 NameFound Taeniopteris NameConfirmed Taeniopteris NameBankID 3420225 NameFound Tetragonolepis NameConfirmed Tetragonolepis EOLID 4653809 NameBankID 4366271 NameFound Voltzia NameConfirmed Voltzia EOLID 6861840 NameBankID 4448402 NameFound Zamites NameConfirmed Zamites NameBankID 4853123 Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 3 1847 Geology Periodicals Smithsonian Libraries bhl page 36933018 dc identifier http //biodiversitylibrary org/page/36933018 smithsonian libraries Information field Flickr posted date ISOdate 2014-03-17 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/13205865125 2015-08-26 12 56 39 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1847 Photos uploaded from Flickr by FĂŚ using a script | ||||
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