Vlll PREFACE. 



entirely in Lord Walsingham's collection, and will be worked 

 out by him, so that it will not be necessary for others to deal 

 with it, excepting the Crambite, Phycid, and Gallerid sections 

 of the PyralidfBy which cannot be satisfactorily worked out 

 till M. Ragonot publishes his monograph in the Romanoff 

 Memoirs. 



G. F. HAMPSON. 



November 27th, 1892. 



