O* 1-15 April 
0“^6-31 April 
O 0 birds 
©« 1-10 • 
0-11-25 • 
0 * 26-50 * 
O- 50-100 * 
#- 101 - 500 " 
APRIL 
#-5 00 + 
SI-MNH-38 (Riv. 9-65) 
