EXPLANATION OF PLATE XII. 



The upper half of the plate (i.) relates to the 



genus . . . . . . . . Myzorhynchus. 



The lower half of the plate (2.) relates to the 



genus . . . . . . . . Christophersia. 



In both cases the scale ornamentation of the abdomen, thorax, 

 and prothoracic lobes is shown. The two scales below the lateral 

 view of the abdomen in i. are from the ventral abdominal tuft. 



