186 
The situationswhere it is found are amongfir plantations. 
The perfect insect appears in April, May, and June. 
COCCYX ARGYKANA. 
Plate XCI. Figure 10. 
Localities for this species are Brighton, Edinburgh, 
Greenock, and many other places in various parts of the 
country. 
The situations where it is found are in oak woods. 
The perfect insect appears in April and May. 
It feeds on the bark of the oak. 
I have again and again to thank Mr. Allis, of York for 
most valuable assistance to this work. 
COCCYX TjEDANA. 
Plate XCI. Figure 11. 
Localities for this species are at Rannoch in Perthshire. 
The perfect insect appears in July. 
To 0. S. Round, Esq., of 31, Lincoln’s Inn Fields, I 
am also much indebted. 
COCCYX PYGMiEANA. 
Plate XCI. Figure 12. 
The perfect insect appears in March, April, and May. 
