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| Keywords: The Quarterly journal of the Geological Society of London (13206094043).jpg 1847 PRESTWICH ON THE LONDON CLAY 353 <br> in the upper as well as the lower jaw The upper maxillary is <br> provided with three triturating tubercles as in Edaphodon but the <br> dentine of which they are composed is confluent being rolled round <br> Uke a scroll in the substance of the bone one edge forming the margin <br> of the tooth the other buried deep in its centre The premaxillary <br> has long been known to Dr Buckland who I believe gave it the <br> provisional name Scaphodus It is a thin incurved scalpriform <br> denticle rounded at the cutting edge It has the lamelliform struc- <br> ture characteristic of the genus but corresponds with the premax- <br> illaries of the other members of the family in the columnar arrange- <br> ment of the plates although they are in juxtaposition and not sepa- <br> rated by septa of bone <br> Dental Armature of Edaphodon <br> b <br> a Passalodon <br> Edaphodon <br> 6 Chimera <br> The alterations which will be required in the arrangement and <br> nomenclature of the fossil Chimaeroids are shown in the opposite <br> table I have added a species to the genus Ganodus under the <br> specific name dentatus It is about the size of Ganodus rugulosus <br> but differs from that and the other species of the genus in having <br> the cutting edge distinctly notched <br> 2 On Kent's Cavern near Torquay By Edward Vivian Esq <br> In this paper an account was given of some recent researches in <br> that cavern by a committee of the Torquay Natural History Society <br> during which the bones of various extinct species of animals were <br> found in several situations <br> May 26 1847 <br> The following communication was read <br> On the main points of Structure and the probable Age of the <br> Bagshot Sands and on their presumed equivalents in Hamp- <br> shire and France By Joseph Prestwich Jun Esq F G S <br> In consequence of the intimate connexion between the two following papers <br> the publication of the first read 3rd February 1847 see Proceed vol iii p 234 <br> was delayed at the author's request in order that it might appear together with <br> the paper read this day 36933114 113687 51125 Page 353 Text v 3 http //www biodiversitylibrary org/page/36933114 1847 Geological Society of London NameFound Edaphodon NameConfirmed Edaphodon EOLID 4654277 NameBankID 4153012 NameFound Ganodus NameConfirmed Ganodus NameBankID 4174824 NameFound Ganodus rugulosus NameConfirmed Phaenodus rugulosus Hellen 1927 NameFound Passalodon NameConfirmed Passalodon NameBankID 4285391 NameFound Scaphodus NameConfirmed Scaphodus NameBankID 4336989 Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 3 1847 Geology Periodicals Smithsonian Libraries bhl page 36933114 dc identifier http //biodiversitylibrary org/page/36933114 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 N02/13206094043 2015-08-26 12 51 45 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1847 Photos uploaded from Flickr by Fæ using a script | ||||
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