12, Cere hidden in feathers; eye 
in centre of more or less circular 
feather disks. Tarsus and toes 
feathered (Figure 32). 
OBIS ORS a IY DE SN UNG AUNT SO Ete au aN i eA OR 
m, Feet small and weak. 
13, Nostrils opening in a soft and somewhat 
swollen base. 
PUG COT SHA HNO VE 25, Cink chet natant Sau lal ante aye ele bc ae acre ame NO eat p11. 
14, Two outer toes joined together 
for half their length. 
GN OTISHEN SE: ites al hele foe Gs Ves igh 2 Sues Ghsuet ce tst ate Sole te inte eee eee Le 
15, Two toes directed forward, two 
backward (see also Woodpeckers). 
Cuckoos 
WON el we. Leurelite’, 6! 0), 0) Ye, ei'S els a> ie) (#8) felipe: 6! le ye tel, ie), we) le sie <6 6) b) V9) (eo, We fo, , 0) 08 8) (w| kely 9) ce hcall een @iian seule 
16. Bill very small; mouth enor- 
mous, opening to below eyes. 
Goatsuckers, Whip-poor-will, Nighthawks .............0020 eee eee 
