414 NOKTU AMKIMCAN 1M1:I)S. 



AlK)Vt* liiilit asli. I'ltptT t:ii!-covfits mmiI ion'ln'inl iimrh ]i;i1«t tliiin the 

 li.ifk. ilu' loniu'r without wuvi'il Hii«'s. Axilliirs whitish. 



Iiiiit'r Wflis <>t' scrumhiiirs paltT lowarils ct'irfs. hut not ol' wt-ll- 

 ih-liut'il while. CoiiccaU'd lia>c> ol" lail-H-af hns. rxtvpt sixili. white. 

 Tarsus shoiUT than the ^'ape of moulli. LeuL:- i. 1<>.(U>; fxtcut. 

 1 !..■)(» : wint:, 1.70; tail. 4.7<»; hill ahovf. .s,", ; tarsus. .IK! . . hinrnfhs 

 B* Black thi'ck-strijtos not involviuu' upper honlt-r of eve (H- uppei- eyehd. 

 whieh i-^ \\hiii>li, and not nu'etini: ;u loss the toiehead. its ujtper ed^e he- 

 hind the •■ye with xareely a liirhter luuder. No pateii ot' white on l<»\\cr 

 ey»-lid. Indeiparl^ unvaried white; in leniaie ohsemvly waved. liase ol' 

 undiT nianthlile whitish. Leiiiitli ahout 'J inches. 



Ahove huhl a<h. rppt-i" tail-coverts and loivliead diM-i(h'dly paler than 

 the l>ack. Axillars wliitish. 



Inner wehs .»t" all >ec()ndarie- (excejit imierinost) white to .-haft, 

 I'Xcept t'«>r ie>s than terniiuai hallj whieh is hjaek aloiiL; the shal't. 

 Concealed I>ase ot' rail white, except t>n sixth feathei-. Taisus etpial 

 to the uape- .......... rxcubitor. 



C. iJlack elieck-stiipes involvinir upper eyelid, as in A, hut without patch 

 ot" white helow the eye; ni''''tini:' in a narrow, sometimes inconspicuous, line 

 across the lorehead, its u[ijiel' ediie hehiiid the eye not hordered liy lighter. 

 Beneath plain white, or vcrv ohsrurely waved in hidnn'ridiiKs (^\hv female"/). 

 IJiil, when mature, entiicly hlack. Leni^th ahout S.'jO inches. 



Ahove dark phnuheous-ash. I'pjier tail-coverts and f<»rehead sean-ely 

 paler than the iiack. Sides ami hreast tiuLi'ed with hluish-<rray. 



l>la<k of loial s]iace rather hoary aloii:.; upper l)or<lor. Frontal 

 daik line niap]tre(iahle or wantinu'. Innei- welts of sceomhiiies 

 jialcr onlv aloiiii' the marginal halt", au"! not alniintlv white. Axil- ' 

 lars plumheous. Tail-leathers, exiept the iiniermost. with a con- 

 cealed well-delined white- jtatch at hase, hirirest on the more ex- 

 teiior one. l^.ill troni nostril. .')(>. I'lider parts often with veiv 

 ohscure faint waved lines (in the female":'). White pat«-h on wimr 

 reaching al>out to mid<lle of lirst prima'y. Taisus (Mpial to the 

 gape. Lenifih. 8..")() : wimr. .">.7*J ; tail. 4.1(> ; hill altove. .S'J ; tar- 

 .«;ns, 1.00 . . . , . , _ , j iidoiirifniua. 



Ula«'k of loral space uithout any liuhttuiin-^- altove it. Fi'ontal 

 hlaek hand wel! maiked. Inner wehs of seeondiwies (»'xcept in- 

 nermost) j>ure while to shaft, except aloiiL;- rather more* than ter- 

 minal halt. \» I:;i-e the shat"t is h.jn'ered l»y hlack. Axillars whitish. 

 Tail-feathers hlack to Itase. except the loose til>rcs. which ww \svn\- 

 ish. Dill troiu nostril, .do. rndei- ]>arts without waved lines. 

 White patch on wim^; reachinu" nearly opjutsite to end of lirst 

 primary. Tarsus ahout equal to the gajx'. Length. 8.7"> : wing, 

 4.'_'0; tail, 4.40; hill ahove, l.(tO; tarsus. l.'JO .... ekgaus. 



Ahove IJLjht ash-color, I'pjX'r tail-coverts and forehead nnich lighter 

 t'lan ihe ]>ack, the foiiner sometimes almost white. Sides and hreasl 

 generally nearly pure white. 



I51ack ot' loial space with conspicuous honrv margin ahove it. 

 Inner weli of secondaries much as in C. hidttn'rhnt'is. Axillars 

 whitish. Tail-leathers with concealed white i)atch at liases of all 

 the l"eather>. liill I'voux nostril ahout .'A). Xo wavc<l lines heneath. 

 White patch on wing i-eatehing nearly op])o-ite to end of lirst pri- 

 mary. Tarsus longer than the gape. Length. S..")0 ; wing, 4.0."); 

 tail, 4.*J'); 1 'ill ahove. .S."> ; tarsu.>. l.l'J .... e.ccnhitoroides. 



