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| Keywords: The Quarterly journal of the Geological Society of London (12736562693).jpg 720 <br> n G SEELET ON THE VERTEBRAL COLUMN <br> pressed from side to side below the attachment of the neural arch <br> The width of the facet for the neurapophysis is 1- inch The antero- <br> posterior measurement of the centrum is 2 inches The lateral or <br> visceral surface of the centrum now becomes more perfectly rounded <br> Fig 5 ” View of the Right Side Eig 6 ” Posterior Aspect of the First <br> of the First Dorsal Vertebra Dorsal Vertebra \ nat size <br> \ nat size <br> a Sutural surface for the <br> neural arch <br> a Interspace between the articular face <br> of the centrum and the neural arch <br> from side to side There are on the 29th two rounded vascular <br> foramina on the base separated by an interspace of an inch to an <br> inch and a half The neurapophyses approximate nearer together <br> being 2 inches apart in outside measurement <br> The 34th vertebra has the centrum 2-j--- - inches long with the <br> anterior articular face 3 inches deep and 3 J inches wide ; it is <br> nearly flat There is a decided forward hang of the upper part of <br> the centrum as in the dorsal vertebras of Pliosaurs from the Kim- <br> meridge Clay ; and the centrum still has its greatest anteropos- <br> terior measurement below the middle though the swelling of the <br> bone on the articular faces in that position has disappeared <br> The three remaining dorsal vertebras are badly preserved <br> If this animal be generically identical with the larger Kimmeridge- <br> clay Pliosaurs it makes known for the first time the number of <br> vertebrae in the neck in that genus and the modifications of cha- <br> racter which the cervical vertebrae undergo and also shows the <br> relative size of the neck-vertebrae to those of the back <br> Os Pubis <br> The bone which I regard as a right os pubis of Pliosaurus Evansi is <br> of oblong form is very thin except in its articular portions and is <br> preserved upon the original slab of clay on which it was found and <br> forwarded to Cambridge by Mr Evans <br> The transverse diameter of the bone at the femoral articulation is <br> 14 inches This posterior outline consists of two portions ” an 35818897 110705 51125 Page 720 Text 33 http //www biodiversitylibrary org/page/35818897 1877 Geological Society of London NameFound Pliosaurus NameConfirmed Pliosaurus EOLID 4532444 NameBankID 4303194 Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 33 1877 Geology Periodicals Smithsonian Libraries bhl page 35818897 dc identifier http //biodiversitylibrary org/page/35818897 smithsonian libraries Information field Flickr posted date ISOdate 2014-02-24 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/12736562693 2015-08-26 20 04 14 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1877 Photos uploaded from Flickr by Fæ using a script | ||||
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