PLATE III 



|A1I three Figures on this Plate are reduced rather less than one-elevcnlh. Cat. 



Xo. 515] 



Fig. 22. Inner aspect of about the distal two-thirds of the right tibio-tarsus of 

 Couiornis alius IMarsh (Type). Compare with Plate I\', Figures 25-27. Adult. 

 Imperfect. The bird to which this bone belonged was a Hespcroritis, and the 

 species should henceforth be known as Hcspcrornis alius. See text. 



Fig. 23. Same bone as shown in Figure 22 and viewed upon its anterior aspect. 



Fig. 24. Same bone as shown in Figures 22 and 23 of the Plate, and here 

 viewed upon its posterior aspect. 



82 



