CLASS IY. ORDER VI. Pass 
PALAMEDEA, (screamer,) bill conic ; upper man- 
dible hooked ; nostrils oval ; feet fonr-teed, cleft, 
a very small membrane connecting the toes at the 
root. 
Ratuus, (rail, crake, water-hen,) bill thickish 
at the base, attenuated on the back towards the 
tip, compressed, a little incurved, pointed ; tongue 
rough at the tip; bedy compressed ; tail short; 
feet four-toed, cleft. 
Fuuica, (coot, rain-hen, gallinule.) bill convex, 
upper mandible arched over the lower at the edge, 
lower gibbose near the tip; nostrils oblong ; 
front bald ; feet four-toed, subpinnate. 
GLAREOLA, (sea-swallew,) bill strong, short, 
strait, hooked at the tip; nostrils at the base of 
the bill, linear, oblique; gape of the mouth large ; 
feet four-teed ; toes long, slender, connected at the 
hase by a membrane ; tail forked, consisting of 12 
feathers. 
PuoEntcorrerus, (iiamingo,) bill naked, tooth- 
ed, bentas if broken ; nostrils linear ; feet four- 
toed, palmate, the membranes semicircular on the 
fore part ; hind toe not connected. 
ORDER 6. ANSERES. 
Having palmate feet, with toes connected by 
membranes in most cases ; formed for swimming. 
Section A. Divers, with feet far back ; requiring 
a position nearly erect for balancing the body. 
Co.iymeus, (diver, loon, grebe,) bill toothless, 
subulate, straight, pointed ; throat toothed ; nostrils 
linear at the base of the bill; legs fettered, 
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