254 Professor Clark on a Case 



DESCRIPTION OF THE PLATES, 



which are accurate orthographic projections of the original, drawn with 



Mr. Willis' Machine. 



Plate 11 

 Contains an anterior and a posterior view of the subject, half the real size. 



Plate 12. 



A. Front view of the cranium and face, where is a rudiment of the aethmoid bone over 



the orbit. Here there are two frontal bones. Between the upper and lower 

 jaws the tongue is seen. The bones, which make up the orbit in this face, are 

 lettered in the plan G. 



B. Cranium and face on the opposite front, where the frontal bone is single. The 



bones which make up the orbit are lettered in Fig. H. 



C- View of the vertex. 



D. View of the occiput, face A to the right hand, face B to the left hand. 



E. The proboscis with its skin projecting above the orbit, where the soft parts have 



shrunk. 



F. The bone of the proboscis where the skin of the same is turned down upon the 



orbit. 



G. a. Frontal. 

 6. Sphenoid. 



c. Maxillary. 



d. Malar. 



H. Letters correspond to those of G : the orbitar frontal plate single. 



