610 GEOLOGICAL SURVEY OF NEW JERSEY. 



a crest ; lower parts creamy white or salmou ; rump and tail 

 ash gray ; back pied black and white ; in female, head is cinna- 

 mon ; upper throat white ; upper parts grayish, with white on 

 wings, and lower parts buflpy white ; both sexes have a black bar 

 across the white of wings. Length, 26 inches ; tarsus, 2 inches ; 

 middle toe, 2J inches ; culmen, 2 inches ; female smaller. 



"Arrives early in October, flying in very large flocks for a 

 few weeks, then, splitting up into small companies, disperse 

 through the bays. Found frequently associated with other 

 ducks, especially ' broad-bills.' Occasionally met with on the 

 Delaware, about Trenton." 



M. Barrator, L. Red-breasted Merganser. Pied Shelldrake. Fish Duck. 



Similar to preceding, but smaller and more crested ; male with 

 throat reddish brown, black streaked ; wing with two black bars ; 

 nostrils near base of bill. Length, 20 inches. 



" Not as abundant as the preceding, but more frequently met 

 with on the Delaware, especially in April, when the meadows are 

 overflowed. None seen during summer." 



LOPHODYTBS, Reich. 



L. cucullatus, L. Hooded Merganser. Shelldrake. Crested Diver. 



Serrations of mandibles short and blunt; bill black ; crest 

 white ; head and upper parts black ; white below ; cinnamon, 

 waved with black, on sides ; in female, crest reddish ; upper 

 parts grayish brown ; belly and upper throat white. 



" Not abundant. Are more frequently met with along our 

 river-courses than either of the two preceding species. It is 

 generally known inland as ' pond sawbill.' Occasionally it 

 probably breeds within State limits." 



ANAS, L. 

 A. boschas, L. Mallard, or Mallard Duck. Tame Duck. 



Bill flattened, distinct lamellre in lower mandible; hind toe 

 not bordered by membrane ; in male, head and upper neck 

 glossy green, a white ring below; breast purplish chestnut; 

 wing coverts tipped with black and white ; female dull ochra- 

 ceous, streaked with dark brown. Length, 24 inches ; tarsus 



