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| Keywords: The Quarterly journal of the Geological Society of London (13204955875).jpg ANNIVERSARY ADDRESS OF THE PRESIDENT 55 <br> the last touch of the femur or propodial element of the limb and <br> thrust out of the epipodium it appears henceforth to belong to the <br> Fig 9 ” Hind limb of Sauranodon Marsh <br> T the tibia ; i the intermedium ; F the fibula ; t os tibiale ; / fibulare <br> c c ossa centralia <br> mesopodium as 0 C Marsh has remarked in Sauranodon From <br> this arrangement to such a mesopodium carpus tarsus as that of <br> the living Cryptobranchus japonicus fig 13 or of the common land- <br> Salamander figs 11 12 is but a small step <br> Another morphological question upon which the Enaliosaurian <br> paddles throw light is the primitive duality or singleness of the os <br> centrale of the carpus or tarsus mesopodium about which opinions <br> differ; for in some extant Amphibia the carpus tarsus contains one <br> os centrale while in others two ossa centralia are present ; and this <br> difference has been occasionally observed in the right and left carpus <br> of the same individual Now in Sauranodon fig 9 Ichthyosaurus <br> fig 10 Pliosaurus portlandicus Owen fig 8 and I believe also <br> in Plesiosaurus Manseli the proximal row in the mesopodium carpus <br> or tarsus comprises four ossicles of which since the two lateral <br> ossicles must by their relations be the os tibiale os fibulare os <br> radiale os ulnare the two middle cannot be other than two ossa 36929360 113681 51125 Page 55 Text 39 http //www biodiversitylibrary org/page/36929360 1883 Geological Society of London NameFound Amphibia NameConfirmed Amphibia EOLID 1552 NameBankID 2476588 NameFound Cryptobranchus japonicus NameConfirmed Cryptobranchus japonicus NameFound Ichthyosaurus NameConfirmed Ichthyosaurus EOLID 13226022 NameBankID 4204055 NameFound Plesiosaurus NameConfirmed Plesiosaurus EOLID 4532515 NameBankID 4302234 NameFound Pliosaurus portlandicus NameConfirmed Pliosaurus portlandicus NameFound Sauranodon NameConfirmed Sauranodon NameBankID 4336326 Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 39 1883 Geology Periodicals Smithsonian Libraries bhl page 36929360 dc identifier http //biodiversitylibrary org/page/36929360 smithsonian libraries Information field Flickr posted date ISOdate 2014-03-16 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/13204955875 2015-08-26 12 52 52 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1883 Photos uploaded from Flickr by Fæ using a script | ||||
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