ri. II. 



Oxijcephaliis. 

 Tullbenjdla. 

 Calamorhi/nehus. 

 Doryeephalus. 



PLATE II. 



Oxycephalus Clausi, 0. tuterculatus, 0. pectinatus, 0. latirostris, Tullbergella 

 cuspidata, Galamorhynclius pellucidus and Dorycephalus Lindstroemi. 



