I: 



3"J4 



THE Tl'nE-NOSED SWIMMERS — TrBINARES. 



3. CB. gularis. Adult (i) : Al ovo, (niite unifonii iliirk sooty grayish, the conocaleil bases of 



all thu IVuthfi-s, liowuvur, white ; greater aiul luiilille uing-eovert.s lighter ami less sooty 

 grayi.-li, hut without ilistimt light etlges ; ujijier tail-coverts ami tail unit'orui ratiier light 

 sooty gray, the inner web.s of the latter jialer, on the outer liiiely mottled ; ciiin, throat, 

 ami crissum iniinaouLite wiiite ; other lower parts white beneath the surface, but this 

 overlaid by sooty gray, nearly uniform over abilomen and Hanks. Under side of wiii,L;s 

 mainly white, the aiiterior and outer border dusky. Wing, 9.88-Ui.()U inches ; tail, 

 3.!)r)-4.(K), its graduation about .IX) ; culnien, l.()2-l.(»3; depth of bill at base, .4(i-.r)(i ; 

 tarsus, l.:i(i-1.37 ; middle toe, with claw, 1.55-1.70. Hub. South Pacitic Ocean. 



4. Qj. jamaiceiiBia.' Adult : Uniform sooty brown, lighter beneatli, darkest on occiput and 



bides (if heail ; upper tail-coverts [lale laventler-gray, sometime^ tinged with bulf. liill, 

 legs^ iiud feet entirely black; iris (f). Wing, ll.ltO inches; tail, 5.(10, its grailuation, 

 1.30-1.50 ; culmen, 1.15-1.20 ; depth of bill at base, .(50 ; tai-sus, 1.40 ; middle toe, 1.70- 

 \.H). Hub. Jamaiai (breeding iji Blue Mountains). 



CEstrelata haesitata. 



THE BLACK-CAPPED FETBEL 



rnvcHiiria Imsilatu, KriiL, Mon. Proc. Ik'itr. Zool. 1820, \\i, no. 11 (cxcl. syn.). — Temm. Tl. Col. 



410. — Xkwidn, Zoologist, X. isr>;j, 3(i!)l. 

 ^■KstirliUa hasiliita, CWKA, Vr. Ae. Nut. Sci. I'liihul. 1806, 139; Key, 187'i, 3'J8 ; Chock Li.st, 1S7;!, 



no. 585. 

 (Eatnhila hasitain, lilDow. Noni. X. Am. B. ISSl, no. 717. — C'on-..s '.M Cliock List, 18S2, no. 811>. 

 yK.it irlala il'ilmlicn, lioN.vi'. Consp. II. 18,"j(5, 1811 (ex " Pnnrll(iriii dMlmlicit, I,'IIi;iiMiMi',ii"). 

 ProcdhirUi mcrulwiialis, L.\wii. Ann. Ljc. N. V. I\', 1848, 47.'> ; in liaiid's I J. X. Am. 18.'iS, 8'J7. 



Hah. Wanner parts of the Atlantic Ocean, straying to Florida, England, and France. Samhvi. h 

 Islands ? 



Si'. CiLMi. Adult : " F(Mvhead, sides of head, neck all round, upper tail-coverts, base of tail, 

 and all under parts white ; back ch-ar bistii'-brown (nearly uniform, but the featliers often wilii 

 paler or ashy edges), deepening on the (piills and terminal iialf of tail ; crown with an isolated 

 blackish cap, and sides of iiead with a black bar (younger birds with tiie white of the head and 

 neck behiiul restricted, so that these dark areiw run together) ; bill black ; tarsi and ba.se of tms 

 and webs flesh-colored (drying yeIlowi.sh) ; rest of toes and webs black. Yuuuij : Extensively 

 dark below >." (("ones). 



Total length, about Ki.OO inches ; "wing, 12 ; tail, 5], cuneate, its graduation, l\ ; tarsus, Ij ; 

 middle toe and claw, 2J ; bill, 1|, jj deep at ba.se, | wide ; tube, .\ " (CoUKs). 



A specimen from the Sandwich Islands (No. (i 1250 ; V. Knidskx, coll.), lalielled " /V/Zi/mk 

 vuridiinKdi.i" differs from the above diagnosis in several particulars, and may juissibly be disiiiii i. 

 The entire Ufiper parts, e.xcept forehead, are continuously uniform dusky, nearly black on the head, 

 the nape, back, and scapulars more grayish brown ; this dark color even covers iniiforinly l!ic 

 entire side of tiie head and neck, exce])t that jiortioii of the former before the eye, and theinc 

 downward and backward across the nuilar region. ')he feathers of the najie and side of tiie ne.k, 

 however, are white immediately beneath the surface, this color showing conspicuously wherever 



1 (KsTliKl.ATA JAMAMKNsis (liancrot't) Newton. 



Pnurllaria Jamakviuiis, Haxi'U. Zool. Jour. V. 1828, 81. 



(Estrrlata jamaiccnsh, A. & K. Xkwton, Iliindb. ,Tnni, 1881, 117. 



rieriidroma cnrihluva, Caute, P. Z. S. 1306, U3, jil. x. 



iKstrrlatd cnrilifca, Al'cr. 



Hhtc MoHntiiiii Duck, Oosse. 

 This species is introduced into the synopsis on account of the possibility of its occnsionnl occurrence il 

 the South Atlantic coast of tiie United States. 



