292 



Annals of the Carnegie Museum. 



? Cervical Scute. (See Figs. n-13. ). 



(Carnegie Museum Cat. Vert. Foss. No. - r 6 3 3 -. ) 



Antero-posterior diameter 80 mm. 



Transverse diameter... 115 " 



Greatest vertical diameter 60 " 



Dorsal Scute. (See Fig. 15.) 



(Carnegie Museum Cat. Vert. Foss. No. -j^~.) 



Antero-posterior diameter 103 mm. 



Transverse diameter 160 " 



Greatest vertical diameter 42 " 



Sacro-caudal Scute. (See Fig. 16.) 



(Carnegie Museum Cat. Vert. Foss. No. W- ) 



Antero-posterior diameter 60 mm. 



Transverse diameter 37 " 



Greatest vertical diameter 33 " 



Comparative Measurements of the Corresponding Bones in the Skele- 

 ton of Crocodilus Floridanus (Carnegie Museum Accession No. i- ^ 1 - 5 -) 

 and the Type of Deinosuchus Hatcheri (Carnegie Museum 

 Cat. Vert. Foss., No. 963). 



Cervical Rib. 



Length 



Width at proximal end 



Smallest width in proximal half. 



Greatest width in distal half 



Width at distal end 



Transverse diameter at proximal end 



Transverse diameter at distal end 



Dorsal Rib. 



Greatest length from end of tuberculum to 

 distal extremity 



Distance from outer edge of tuberculum to 

 end of capitulum 



Greatest width of rib over tuberosity 



Greatest width of capitulum at end 



Greatest width of tuberculum at end 



Greatest width of distal end of rib 



C. floridanus. 

 105 mm. 



12 



9 

 1 



j 



5 

 6 



2-5 



125 



5o 



22 



10 



15 

 1 ; 



mm. 



D. hatcheri. 



235 mm. 



37 

 28 



5i 

 17 



18 

 8 



460 mm. 



220 

 80 

 60 



5o 

 to 



