A MONOGRAPH 



BRITISH 



PHYTOPHAGOUS HYMENOPTERA, 



(TENTHREDO, SIREX AND CYNIPS, Linne.) 

 VOL. I. 



BY 



PETER CAMERON. 



LONDON: 

 PRINTED TOR THE RAY SOCIETY. 



MDCCCLXXXII. 



! IBRARY 



UNIVERSITY OF CALIFORNIA 

 DAVIS 



