H. S. Lull — Stegosaurus tingulatas Marsh. 



363 



I. The Specimen. 



The mounted animal is a combination of two suj)plementary 

 individuals which topjether con'stitnted the cotypes of Mavsh's 

 original description of Stegosmirus ungiilattis. They bear 

 the catalogue numbers 1853 and 1858, and contain but little 



Fig. 2. 



Fig. 2. Mounted skeleton in Peabody Museum, Yale University. Oblique 

 front view. 



[Owing to the limitations of the exhibition hall a side view of the skeleton 

 could not be photographed. The correct jiroportions of the animal, here 

 much foreshortened, can be seen in the frontispiece.] 



duplicate bone. These two animals were of nearly equal size, 

 coming from near-by localities of apparently the same geolog- 

 ical level in Como Bluff, Wyoming. 



