GENERAL INDEX. 
SECOND SECTION. 
FOUR-TOED. 
GENUS VANELLUS. 
Bill short, straight, compressed, both mandibles 
inflated at the point, base of the upper mandible widened 
by the prolongation of the nasal furrow ; feet of a mid- 
dling length, the outer and middle toes connected by a 
membrane, hind toe very short and slender, and raised 
from the ground. 
Black-bellied Plover, (F, Helveticus) 
Young of ditto ------ 
GENUS STREPSILAS. 
Bill of a middling length, hard at the point, strong, 
straight, oblong-conic ; nostrils lateral, pervious, partly 
closed by a membrane ; feet of a middling length, hind 
toe articulated to the tarsus, all the toes edged with a 
thick warty membrane. 
Turn-stone, (S, hiterpres) - . . . . 
GENUS GRUS. 
Bill short, strong, compressed, sharp-pointed, late- 
ral base of the upper mandible deeply grooved ; nostrils 
pervious, and placed in the centre of the groove; base 
of the bill, crown, and cheeks, more or less naked ; feet 
long, strong, exterior and middle toes united by a mem- 
brane, inner toe divided, hind toe placed high on the 
3 H 
ccxiii 
VOL. PACK 
vii 42 
vii 75 
vii 32 
VOL. IX. 
