128 G. JR. Wieland — Upper Cretaceous Turtles. 



Length (laterally) 



over curvature along Width across 



posterior sutural border. middle. 



21-0 cm 10- cm 



25-0 7*5 



28-0 7*0 



27-0 6-8 



22*0 6-5 



. 19*0 5-0 



16-0 5-4 



9-0 5-5 



1st Pleur 



2d 



a 



3d 



a 



4th 



u 



5th 



a 



6th 



a 



7th 



it 



8th 



u 



(2) Carapacial Horn Shields. 



Extreme width of Nuchal 9'0 cm 



Length of lst-llth Marginalia, respectively, along outer 

 edge of carapace : — 



5-4, 8-0, 8-1, 8-5, 7-3, 8-5, 9'5, 9*7, 9'7, 9*5, 8*0, 8'4 cra 

 Greatest lateral length of lst-4th Costalia, respectively, 



21*0, 25*0, 22*0, 16'0 cm 

 Greatest antero posterior length lst-5th Vertebralia, respec- 

 tively, 11-0, 14-0, 13*5, 14-0, 14-5 cm 



(B) The Plastron. 



(Shields, Bony Plates.) 



Length 43'0 cm 



Width, greatest _ _ _ 48- 



Distance between axial and inguinal buttresses .. 38*5 



Length of Epiplastron _ 9* ± 



Width of Entoplastron _' ____ 5*9 



Least width across the hyo- and hypoplastral bridge 1 1 *4 



Greatest length of Xiphiplaston _ 18 "5 



" width of " 5-5 



(C) Other Skeletal Parts. 



(1) The Humerus. 



Extreme length _ 15*1 cm 



Distance from outer border of radial to end of ulnar crest 7*5 



Diameter of head (dorso-ventral) _.. 3*0 



Dorso-ventral thickness of middle of shaft 1*8 



Greatest distal width 5*2 



Distance of ectepicondylar foramen from anterior border. *8 



(2) Femur. 



Extreme length _ 15*1 



Antero-posterior diameter of head 2*3 



" " " of middle of shaft 1 -85 



Greatest or antero-posterior distal w T idth 4*5 



(3) Greatest length of ulna 8*3 



(4) " " of 1st metatarsal __ 3-4 



(5) " " of 2d " 3-1 



(6) " " of 7th cervical centrum 3-8 



