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| Keywords: The Quarterly journal of the Geological Society of London (12471532674).jpg HOLL MAI VEEN HILLS <br> 101- <br> it is to this epoch of elevatory movement i e after the close of the <br> Lower Old Red period that we must refer much of that tilting of <br> the Upper Silurian rocks which has brought them into their present <br> position although something of this is probably also due to the sub- <br> sequent changes of level The faulting on the western side of the <br> range must have belonged to a subsequent epoch as some of the <br> displacements are lateral caused by the unequal pressure of the up- <br> heaved metamorphic rocks on already tUted beds <br> To this epoch of elevation and denudation there succeeded one of <br> gradual subsidence during the age of the Coal-measures Between <br> the Coal-measures and the Permian Roth-todt-liegende there is <br> again unconformability; and again between the latter and the Trias <br> as at Great Whitney the Permian breccia is succeeded by the Keuper <br> marls <br> That the downthrow on the eastern side of the range extending <br> from Abberly on the north to Newent and thence to near Purton <br> Passage on the Severn was posterior in date to the Lias is shown <br> by the relative position of the latter in the Borrow and Corse Wood <br> Hills to the underlying Keuper marls and sandstones and by its juxta- <br> position north of Pui'ton Passage with the Old Red Sandstone <br> Figs 7-10 ” Fossils from tlie Upper Cambrian Rocks of the <br> Malvern Hills <br> Fig 7 <br> Fiff 8 <br> 7 Serpulites fistula Holl a natural size ; b enlarged <br> 8 Lmgula pygmcea Salter a natural size ; b magnified <br> 9 Oholella Scdteri Holl a natural size ; b magnified <br> 10 Obolella PhiUipsi Holl ; magnified 8 diameters a <br> b dorsal valve ; c profile <br> ventral valve; 34891771 108495 51125 Page 101 Text v 21 http //www biodiversitylibrary org/page/34891771 1865 Geological Society of London NameFound Lmgula pygmcea NameFound Obolella NameConfirmed Obolella NameBankID 4262282 NameFound Serpulites fistula Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 21 1865 Geology Periodicals Smithsonian Libraries bhl page 34891771 dc identifier http //biodiversitylibrary org/page/34891771 smithsonian libraries Information field Flickr posted date ISOdate 2014-02-12 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/12471532674 2015-08-27 09 57 02 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1865 Photos uploaded from Flickr by Fæ using a script | ||||
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