PLOVERS. 
287 
Squatarola. — Generic characters . — Bill rather 
strong', tumid, flattened on the culmen, cylin- 
drical towards the tip, which is hard ; nasal 
groove wide, more than half the length of 
the bill ; nostrils linear, pierced in the nasal 
membrane ; wings long, pointed, first quill 
longest ; legs rather short, bare for a short 
space only above the tarsal joint ; toes con- 
nected by a small basal membrane, slightly 
fringed on their edges; hallux rudimentary 
or wanting. 
Types, S. cinerea, pluvianus, Virginlanus. Cos- 
mopolite. 
Note . — Breed inland ; gregarious except during 
incubation ; undergo a seasonal change. 
