A MONOGRAPH 
OF 
THE CAPIT0NIDJ3, 
SCANSORIAL BARRETS. 
BY 
C. H. T. MARSHALL, F.Z.S., 
BENGAL STARE CORPS. 
G. F. L MAESHALL, E.Z.S., 
ROYAL BENGAL ENGLNEERS. 
LONDON: 
PUBLISHED BY THE AUTHORS. 
1871 . 
