351 - BIRDS. ANSERES. 40- ^olymbuf. 
tween the thighs; tail-feathers 20 ; they are nionogJ’^®^^ 
fly with difficulty, and in breeding-time frequent frefl' 
ters ; the Grebes are without a tail ; have a (Irong bill > 
naked; tongue a little cleft at the tip; body dep^’^^ ! 
thickly cov’ered with foft, fhining plumage; wings 
legs compreifed, and are frequently found about the frefl* 
ters of Ibulhern Europe. 
A< Feet T^-toed. Guillemot. 
Marmora- Above ftreaked wtth chefnut and brown, beneath wf 
with duiky and white ; legs tawny ; bill, tail, wh’l 
and claws black. Marbled 
Inhabits weftern America and Kamtfchatka ; 10 inches long;^ 
Croton dufky ; fome of the greater quill-feathers edged 
white ; chin dulky with white ftripes, 
Lailcolus. Snowy ; bill and legs brownilh, flelh-colour. dFbite 
2. A black fpot each fide behind the eyes ; interfcapulars 
area of the wings black ; upper mandible black, 
yellow. 
Inhabits the A'et/isrfcntZr; fize of the Garganey, .5 
JVfcMi A wbitiflr within ; tongue triangular, grooved abovC) 
tip entire ; back, zoings and bale of the tail pale gWy ’ 
condary quill-feathers brownilh in the middle; 
blarkilh. 
*Gryll€. Botly black; wing-coverts white. Blacb^' 
2. Sooty ; wings with an oblong tranfverfe white fpot. 
3. Above ftreaked, beneath white with cinereous bands; 
per wing-coverts varied with white and black- ^ 
4. Back, wings and tail black ; head, neck, body bene*"’' 
and fpot on the wings white. j 
5. Black; crown white, waved; greater wing-coverts 
body beneath varied with white and black ; chin 
tirely black. 
6. Above fpotted white and black, beneath white. ^ 
Inhabits £urofe and America; 13—14 inches long ; fteA® 
ufh, .and builds its neft on the ground; eggs whitifl*» 
t«d with black. 
Bill black ; infide of the mouth and legs red ; upper 
vats uj the middle, and lower wholly white. 
iffro 
