DOCKa M7 



men. In both specie* the culmen in di\ided l>\ m wedgr nf feathers rraohing 

 forward tp-m id.- t<>n-liru<i. l..-ked at faun thi* tip of the hill, the bwe ol 

 tin- culincii in Hi as Y shaped. In JrtMtri the urnm of the V are \-ry broad 

 and rou*JrJ at the ends, M hilt- in f>rr>ili* tin \ an- nun-li nnrr-..-r and gen- 

 erally pointed at tin- .-n.lv I.., J.-I-H. ; \V., 11 -so; Tar.. l-7; H.. -J 1". 



y*. Breeds fnun ilu- Hoy ..(" Fun.ly to Lahradur; winter* aouth ward 

 to Delaware; occasional in winter <>n the (.n-ut Lakes. 

 Long Island, rare W. \ tag -Mug, A. Y.. I 



.on the ground, generally oli.lt.n.l l.y rocks. //yjM, five to eight, 

 pale bluish ur greenish, tinged ith olive, 3-00 x sKK). 



This species is of more southern distribution than the preceding, 

 which it resembles in habits. During their \i>its tc the coasts of the 

 United States tin- Kitlt-r* arc true Sni Dtu-ks. living some ilistanc*e off 

 ohore, generally over a bed of mussels, which they secure by diving, 



and which cuii.stitutc their chief food. 



162. Somatcria spectabilis </.//<".. Kixo KIDER. Ad. S. 

 Region about the busc* of tin- up|'-r niutulililf and a large V-kapd mark on 

 the throat black ; top of tin- lu-u<l Mui-h t'ray ; rln-. k.s k 'ri-< nish ; neck all 

 around white*; front and Bides of the bn-u.-t crcumy buff; upper back, aidea 

 of the rump, and wing-covert* white; rest of the plumage black. Ad. ?. 

 Head and throat butty ochraceouis the former Mrt-uked with black ; back 

 black, tin* fcathiTM wiih-ly iniiririiifd with ochraceoua or rufous; utulcr parta 

 varying from brownwh gray to fuscous, more or U*HH wunhed, *|x*cially on 

 the breast, with ochraccous or nifous. Im. Palor and with lew* ochraceoua. 



L, 88-00; \V., IMS,,; Jar.. \'^ \ H., 1-80. 



Jttmarh. The adult male of thin species may at once be known by its 

 bluish-gray head and the V-shaped mark on it* throat. Female* and young 

 binlf* resemble those of th- two prrrriliiiu' *-pf<-ii-s, Imt arc to !>< ilistiniruishcd 

 by the generally unstreakcil throat arxl tin- feathering of the side of the base 

 of the hill, which in this species does not, as in the two preceding, reach to 

 the nostril. 



Ranyt. Breeds from Gulf of St. Ijiwrt-nco north wartl, an<l winters south- 

 ward more or less regularly to l..-mr Island and the Great Lake*; casually as 

 far as Virginia, and on one occasion Georgia. 



Long Island, regular W. V. 



AM, on the ground, amoni; rooks or herbage. /.';/;/, six to ten, light olive- 

 gray to grayish green, 8-12 x 1-92 (I ' 



While in our waters this species does not differ from the preceding 

 in habits. 



163. Oidemia amerlcana Nw. and Kif\. A menu- AX SI-OTKM; 

 Hi \. K CO..T. A<1. .1 . Kntin* plumage black, feathers on the sitle of the bill 

 extending little if any forwanl beyond the eorner ,,f the mouth ; bill black; 

 upper mandible orange or %ellowih at the base. L., 19-00; W., JNX>; Tar., 

 1*70; B. along culmen. 17.'. ; H. along xide, 1-85. 



. Coftstt and larger lakes of northern North America; breed* to 



