Fig. 1. 



V--.-- v ■ 



$ :<$,;> 



Til \i 



to $i*' 



•j':| v ^:' 



S 



^v j 



Fig. 1. Tomistoma americana. Superior and inferior view of the rostrum. Extreme 

 tip restored to show the sockets for the large first teeth. The notch for the reception 

 of the first mandibular tooth is but feebty developed. The nasals reach forward to and 

 articulate with the premaxillaries. The sutures not sufficiently evident in the photograph 

 are indicated bj r broken lines. One-third natural size. 



