PREEAC E 
Tue fifth volume of Hope Reports contains a variety 
of memoirs chiefly published in 1904 and 1905, but some 
few of them overlapping into 1903 and 1906. Almost 
the whole of the included publications deal with bionomic 
subjects, or subjects whose chief interest is bionomic. 
The two Presidential Addresses of the Hope Professor 
to the Entomological Society (3 and 4) attempt to deal 
with very broad and fundamental questions, which, however, 
are regarded principally from the bionomic standpoint. 
Mr. Edward Saunders’ important faunistic memoir (13) on 
the Aculeata of Majorca and Spain contains an appendix and 
notes on bionomic subjects by the Professor. Excluding 
the two Presidential Addresses, from the ‘ Proceedings of 
the Entomological Society of London’ (3 and 4), and 
paper (2) contributed to the French Entomological Society, 
memoirs 5-14 inclusive are published in the ‘ Transactions’ 
of the London Society; and I desire to express my warm 
appreciation of the ready and sympathetic help always 
received from the Officers, Council, and Fellows, who have 
permitted me thus to issue privately these sefarata from 
their publications. ae ane d 
The ten memoirs (5-14) from the ‘Transactions of the 
Entomological Society’ are the work of eight authors, of 
whom six—viz. all except Mr. Edward Saunders, F.R.S., 
and the Professor—now appear for the first time in a 
