. PL OPERCULARIS, 
VERMICULARIS, 
CENTERVILLENSLS, Tryon. 
BILLINGSI1, 
Gould. 
Gould 
Lea. 
Plate 7. 
N-18. PLARCTICUS, Beck. 
14-16, , CIRCUMSTRIATUS, Tryon. 
17-19. $. WHEAT Lee. 
20-24. C. NEWBE Lea. 
