PLATE 18. 



^>V 



;•'/-•. /. 67a/// B ; the skull of Ihc skeleton purchased by the British Museum of Major Powell-Cotton. 

 Dorsal view, one-third natural si^e, witli the ossicones in position. In Plate 3, fig. 2, the skull is drawn with 

 the ossicones removed. 



Fig. 2. Skull B ; the skull of the skeleton purchased by the British Museum of Major Poicell-Cotton. 

 Sagittal section, one-third natural si~e. 



f.b., frontal boss upon ivhich the ussicone fits ; f.n., fronto-nasal suture; AB, a line drawn through the 

 basicranial axis ; CD, a line drawn along the palate, from the under side of the preina.xilla to the under side 

 of the back of the cranium. 



