angular 



meta pterygoid 

 symplectic 

 ectoDterygoid 

 quadrate 

 interoperculum 



parasphenoid 

 posttemporol 

 pterotic 

 hyomandibular 



Figure 173.— Tetrosomu* 

 concatenatua: lateral view of 

 head, 43.4 mm SL, Thailand. 



Figure m.—Lactoria comuta: ventral 

 view of skull, 88.2 mm SL, Philippines. 



