2 3 8 



NEW YORK STATE MUSEUM 



20 Direct right lateral view of the trunk skeleton of Argus 

 giganteus, with the shoulder girdle articulated in situ. The 

 skull shown in plate 1, figure II, and plate 2, figure 19, belonged to 

 this individual. The leading nine cervical vertebrae have been re- 

 moved. The distal half of the left postpubic bone broken off in the 

 specimen. Reduced less than' one half. 



