THE OOTHECA 01 AN ASILID. 61j 



EXPLANATION OF FIGURES. 



Fig. 1 

 9 constructing ootheca, which is nearly finished. 



Fig. 2- 

 Transverse section of ootheca. OM = coUeterial matter, forming outer 

 covering. T = twig on which ootheca is built. 



Fig. 3. 

 Side view of eggs, the outer covering having been mostly dissolved away 

 with benzine. 



Fig. 4. 

 Larva just hatched. 



Fig. 5 



Abdomen of 9 opened dorsally, showing colleterial glands, etc. OG = 

 colleterial glands. OV = ovaries. OVD = oviducts. SP =^ spermatheca. 

 UR = urinary tubes. R = rectum, RG = rectal glands, I = ileum. 

 All the figures are much enlarged. 



