Tli()(il,()l)VTII).F, — TIIK WIMON'S. 147 



tlin size of tlin (^avity in wiii'li tlic, iiost is jilaccd. Its materials am usually 

 sticks, straws, cdarse i'catlicis, tine cliiiJS, (itc.., cxtciioily iasteueil toi^etlier 

 with masses of spiiler's-welis, tiie lining being of liner antl more downy mate- 

 rials, generally soft spider's- wei IS, tow, and especially the downy featluu's of 

 liarnvard fowls. 



Thryothorus bewickii, vm. leucogaster, (Jm fd 



Tivijhiiljilis /tiiriKjdsIrd, (liiri.ii, I'. Z. S. l,s;!(), iS!t ('I'iiiniiuliinis). I!(in. Xod's rti'liittrc, 

 185.1, 41!. ' Tlii'ihilhth-ii^ lii-irhl.li. Sri.AiKi;, 1'. /,. S. lf<."iil, :i7'J (Oaxafii). Tlirjinlliiii-nx 

 hrii-iikil var. Inn-iKjii.sli i\ li.Miiii, Ifcv. Am. I>. I'JT. 



Si'. Cii.ui. .Miovc asliy-lini«ii ; niiii|i and iiiiilillr lail-liMllicrs l)ri>\vnisli-ii>li. Ilic liir- 

 liicr iicai'ly pure asli ; witlicnil a|i|i;ci'ialili' liais; liais mi srcmiilarii'S olisolctc. liciicalli, 

 ini-liiiliii,^' iiisiilr <il' wiii'j. iiiirc wliilc, willi lilih' m- iin lnow iii.^li im tlii' .^iiiK's. (."i-is-^iiiii 

 liainlcil; i;-roiiiiil-i-nli)r oI'iIk' (|iiills ami l.-Ml-lralliris L'layisli-liruwii. Size nl' var. hcirirl,/' 



il.Vl!. Siiiillirni lidlilrrs ol' I'liilc'd Slalrs, iiilii Mo.Mcd. 



lI.viilTs, Xothing is on record of tlic lialiit.s of this variety iis distin- 

 guished from var. hi irirhii. 



Thryothorus bewickii, mh spilurus, \'i(;ni!s 



Tniii/iii/j/fi'n .i/iiliin(.s, Vliaili.-^, Zoiil. lici'r'hcy'.s Viiya.i;i', l"^;'.'.'. Is, |i|. iv, tij,'. 1 (< 'alil'oriiiaV 

 7'liri/iiHiiini.^ siii'l:ini-i. ( 'nciPKl!, Oni. Ciil. I, ISTa, li'.'. 7'rnii/,iiliili:s ln-iriiiii, \i;\viii:iii;v, 

 r. !!. I!, lii'iit. VI, IV, l.s.',7, sil. ('(Min;i; ,>^ ,Sr, ki i.y, ;i,. Ml, n. tsiio, mil. T/nif- 

 iitliiirim hiifitkii, S(i..\ri:ii, <'alal. IMil, -J-J, im. Ml ^iii pail). ThrHijlJujrnxhtiriiKii, 

 viir. sj:ihirii.i, ll.vilil), li'cv. Tiii. 



Sp. Cm.M!. Similar in hiii-it-Lii in cnlnr, the hill cdii.-^iili'i'.'ilily loii^rci'. I,i'iijj;tli froni nos- 

 tril, .5(1, fiapc, .Si, iii.^lr.iil ol' .:;!) ami .7n. 

 II.M). Tai-ilic slope ol' I'liiiiMl Slate.-:. 



Young liirds from all the localities dilli-r from adults merely in having the 

 featliers oi' thi; throat and hrcast very iiarrowly and inconspicuously edged 

 witii lilackisii. 



II.Mili'.s. This variety of I'.cwick's \Vrc;i is exclusively an inhahitaiit of 

 the. Western coast. According to I >r. ('oo|icr, they aliouud throughout tlie 

 wooded parts of California iind northward, IVcinunling tlie densest, forests 

 as well as the open groves. I hiring the winter they were found in the vicin- 

 ity of hirt Mojiivcinit left in .\pril. prnluiiily for the mouninini. Tiiey also 

 winter liiroiighout the mild regions towiinls the coast as far north as I'nget 

 Sound. Tliey are known as Mocking-Wrens. tiiougii Dr. Cooper thinks they 

 do not rcidly imitate other hirds, hut ratlier have a grciit variety of tlicir own 

 notes, some of which lescmiile thosi' of other liirds and are well calculated 

 to deeeivt) one unaccustomed to llicm. lie was often led to seai'cli in vain 

 for .some new form, which he thought he heard singing, onlv to tind it to he 



