JOURNAL OF ECONOMIC ENTOMOLOGY 



Plate 23 



1. Rack for holdiug iusect cases aud Riker frames; 2, glass tray or "Sar- 

 cophagus" for holding inflated larvae in Riker mounts ; 3, case of nozzles 

 and small spraying accessories ; 4, rotary stand for photographs ; 5, shipping 

 case for racks like figure 1 . 



