APPENDIX. 
Tue first seven sheets of this work having been printed as 
long back as August, 1835, it will necessarily happen that 
new observations have been made, and new localities found, 
for many of the species previously described, and which I 
will here record, referring to the pages where they would 
most appropriately come. 
P. 17. In the ‘ Transactions of the Entomological So- 
ciety,’ pt. iii. will be found my paper upon the theory of 
the neuration of the superior wing of the Hymenoptera, 
with a table containing a comparative view of the nomen- 
clature of the several authors who have written upon the 
subject. 
P.32. Muritia epurepium. Ina field near the Thames 
at Chiswick, the 9 in abundance, by my friend Mr. W. 
Pickering, who pointed out the spot to me. 
P. 34. MyrmosA MELANOCEPHALA ¢. In abundance 
at Birchwood; varying from 2}—4: lines. 
P.35. Meruoca 1tcHNEuMoNIDEs 6 (Tengyra Sanvi- 
tali. Lat.). A single specimen of the 4, which I had the 
pleasure of presenting to my kind friend the Rev. G. T. 
