For convenience in binding it has been found advisable to issue the 
Index in two parts. The present issue includes the Index to parts 1 and 2, 
Vol. XXVITI, pp. 1-570. The Index to parts 3 and 4 will be issued sepa- 
tately. 
Instructions to Binder, 
The contents of these two parts should be arranged in the following 
order when they are being bound ;— 
Title page... .. (issued with Vol. XXVIII, Frontispiece. 
No. 2). 
Contents of Parts 1 and - Vol. XXVIII ae 
List of Contributors ; aK .. | To follew the 
List of Plates .. ae a ne frontispiece in 
Index to Illustrations .. ue me this order. 
Errata 4 5 
Index to Species = a .- Togo at the end 
of the two num- 
bers, 
Explanation of Plate of Tavoy Butterflies .. To face plate at 
page 123. 
