440 ANAS, ANGUILLA. 
elypeata, (shoveller,) end of the bill dilated, round- 
ed, with an incurved nail. | 
clangula, (goid-eye.) varied with black and white ; 
head tumid, violet; large white spot at each 
corner of the mouth. 
perspicillata, \black duck,) black; crown and 
nape white ; bill with a black spot behind the 
nostrils. 
acuta, (pin-tail,) tail pointed, long, black beneath ; 
hind-head each side with a white line; back 
cinereous, waved. 
erecca, (common teal,) wing-spot green ; white 
line above and beneath the eyes. Waing-spot 
varies to brown and black. 
caroliniensis, (american teal,) waved with black 
and white; head and upper part of the neck 
chesnut; throat spotted with black ; wing-spot 
green ; line beneath the eyes and shoulder-arch 
white. 
fuscescens, (brown duck,) brownish ; head and _ 
neck paler; wings cinereous, spot blue, tipped 
with white; tail dusky. 
hoschas, mallard duck, common duck,) cinereous ; 
middle tail feathers of the male (or drake,) re- 
curvate; bill strait; collar white. Size and 
colour varies by domestication. 
obscura, (dusky duck,) brown, edged with yellow 
beneath; wing-spot blue, with a transverse black 
bar ; tail wedge-form, dusky, edged with white. 
See MS. P. : 
4—1,. ANGUILLA. Spec. 1. 
vulgaris, (common eel, silver eel,) dorsal and cau- 
dal fins united. Colour often. greenish above 
- and of a silvery hue below; but its colour va- 
ries according to its situation. 
See MS. P. 
