VI 
PREFACE. 
interest of the Davis Bequest, amounting to £58 11s. 10^/. ; 
and it is with peculiar pleasure that I have to mention another 
grant of J01OO from the British Association for the Advance- 
ment of Science towards the expenses of the volume for 1871. 
I must also record the great personal obligation I am under to 
my friend Mr. George Robert Crotch, late Assistant-Libra- 
rian to the University of Cambridge, who has rendered this 
volume very important assistance by acting as Sub-Editor, and 
to that end most kindly postponed a contemplated voyage round 
the world. 
A. N. 
Magdalene College, Cambridge, 
20 October, 1871. 
Communications, papers, and memoii-s intended for this work should 
be addressed solely to “ The Editoh of the Zoological Record, eare of Mr. 
Van Voorst, 1 Paternoster Row, London.” It is earnestly requested that in 
the case of separately-printed copies of papers so forwai’ded the oriyinal 
payination be indicated. 
